diff --git a/docs/TikTokGlobalShop/Basic_ModelDefinition.md b/docs/TikTokGlobalShop/Basic_ModelDefinition.md
index 25e894de..476164e1 100644
--- a/docs/TikTokGlobalShop/Basic_ModelDefinition.md
+++ b/docs/TikTokGlobalShop/Basic_ModelDefinition.md
@@ -83,6 +83,10 @@ Notes: The following catalog is consistent with the catalog structure of [TikTok
 -   Orders
     -   Get Order List: `OrderSearchOrders`
     -   Get Order Detail: `OrderBatchGetOrderDetail`
+    -   Get Price Detail: `OrderGetOrderPriceDetail`
+    -   Add External Order References: `OrderCreateExternalOrder`
+    -   Get External Order References: `OrderGetExternalOrders`
+    -   Search Order By External Order Reference: `OrderSearchExternalOrders`
 -   Fulfillment
     -   Get Order Split Attributes: `FulfillmentGetOrderSplitAttributes`
     -   Split Orders: `FulfillmentSplitOrder`
diff --git a/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Extensions/TikTokShopClientExecuteOrderExtensions.cs b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Extensions/TikTokShopClientExecuteOrderExtensions.cs
index 99caac85..5e5e365f 100644
--- a/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Extensions/TikTokShopClientExecuteOrderExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Extensions/TikTokShopClientExecuteOrderExtensions.cs
@@ -56,5 +56,98 @@ public static class TikTokShopClientExecuteOrderExtensions
 
             return await client.SendFlurlRequesAsJsontAsync<Models.OrderBatchGetOrderDetailResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
         }
+
+        /// <summary>
+        /// <para>异步调用 [GET] /order/{version}/orders/{order_id}/price_detail 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://partner.tiktokshop.com/docv2/page/66ce16cadefa5102ffda9c6b ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.OrderGetOrderPriceDetailResponse> ExecuteOrderGetOrderPriceDetailAsync(this TikTokShopClient client, Models.OrderGetOrderPriceDetailRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            IFlurlRequest flurlReq = client
+                .CreateFlurlRequest(request, HttpMethod.Get, "order", request.ApiVersion, "orders", request.OrderId, "price_detail");
+
+            return await client.SendFlurlRequesAsJsontAsync<Models.OrderGetOrderPriceDetailResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+
+        #region ExternalOrder
+        /// <summary>
+        /// <para>异步调用 [POST] /order/{version}/orders/external_orders 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://partner.tiktokshop.com/docv2/page/668cf073a6a5e002e69d4a28 ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.OrderCreateExternalOrderResponse> ExecuteOrderCreateExternalOrderAsync(this TikTokShopClient client, Models.OrderCreateExternalOrderRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            IFlurlRequest flurlReq = client
+                .CreateFlurlRequest(request, HttpMethod.Post, "order", request.ApiVersion, "orders", "external_orders");
+
+            return await client.SendFlurlRequesAsJsontAsync<Models.OrderCreateExternalOrderResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [GET] /order/{version}/orders/{order_id}/external_orders 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://partner.tiktokshop.com/docv2/page/668cf073115ebe02f8050b0a ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.OrderGetExternalOrdersResponse> ExecuteOrderGetExternalOrdersAsync(this TikTokShopClient client, Models.OrderGetExternalOrdersRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            IFlurlRequest flurlReq = client
+                .CreateFlurlRequest(request, HttpMethod.Get, "order", request.ApiVersion, "orders", request.OrderId, "external_orders")
+                .SetQueryParam("platform", request.Platform);
+
+            return await client.SendFlurlRequesAsJsontAsync<Models.OrderGetExternalOrdersResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /order/{version}/orders/external_order_search 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://partner.tiktokshop.com/docv2/page/668cf073737c3702ef051a27 ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.OrderSearchExternalOrdersResponse> ExecuteOrderSearchExternalOrdersAsync(this TikTokShopClient client, Models.OrderSearchExternalOrdersRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            IFlurlRequest flurlReq = client
+                .CreateFlurlRequest(request, HttpMethod.Post, "order", request.ApiVersion, "orders", "external_order_search")
+                .SetQueryParam("external_order_id", request.ExternalOrderId)
+                .SetQueryParam("platform", request.Platform);
+
+            return await client.SendFlurlRequesAsJsontAsync<Models.OrderSearchExternalOrdersResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+        #endregion
     }
 }
diff --git a/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderCreateExternalOrderRequest.cs b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderCreateExternalOrderRequest.cs
new file mode 100644
index 00000000..299e6eda
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderCreateExternalOrderRequest.cs
@@ -0,0 +1,92 @@
+using System.Collections.Generic;
+
+namespace SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /order/{version}/orders/external_orders 接口的请求。</para>
+    /// </summary>
+    public class OrderCreateExternalOrderRequest : TikTokShopRequest
+    {
+        public static class Types
+        {
+            public class Order
+            {
+                public static class Types
+                {
+                    public class ExternalOrder
+                    {
+                        public static class Types
+                        {
+                            public class LineItem
+                            {
+                                /// <summary>
+                                /// 获取或设置订单行 ID。
+                                /// </summary>
+                                [Newtonsoft.Json.JsonProperty("origin_id")]
+                                [System.Text.Json.Serialization.JsonPropertyName("origin_id")]
+                                public string LineItemId { get; set; } = string.Empty;
+
+                                /// <summary>
+                                /// 获取或设置外部订单行 ID。
+                                /// </summary>
+                                [Newtonsoft.Json.JsonProperty("id")]
+                                [System.Text.Json.Serialization.JsonPropertyName("id")]
+                                public string ExternalLineItemId { get; set; } = string.Empty;
+                            }
+                        }
+
+                        /// <summary>
+                        /// 获取或设置外部订单 ID。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("id")]
+                        [System.Text.Json.Serialization.JsonPropertyName("id")]
+                        public string ExternalOrderId { get; set; } = string.Empty;
+
+                        /// <summary>
+                        /// 获取或设置来源平台。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("platform")]
+                        [System.Text.Json.Serialization.JsonPropertyName("platform")]
+                        public string Platform { get; set; } = string.Empty;
+
+                        /// <summary>
+                        /// 获取或设置订单行列表。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("line_items")]
+                        [System.Text.Json.Serialization.JsonPropertyName("line_items")]
+                        public IList<Types.LineItem> LineItemList { get; set; } = new List<Types.LineItem>();
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置订单 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("id")]
+                [System.Text.Json.Serialization.JsonPropertyName("id")]
+                public string OrderId { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置外部订单信息。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("external_order")]
+                [System.Text.Json.Serialization.JsonPropertyName("external_order")]
+                public Types.ExternalOrder ExternalOrder { get; set; } = new Types.ExternalOrder();
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置 API 版本号。
+        /// <para>默认值：202406</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public override int ApiVersion { get; set; } = 202406;
+
+        /// <summary>
+        /// 获取或设置订单列表。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("orders")]
+        [System.Text.Json.Serialization.JsonPropertyName("orders")]
+        public IList<Types.Order> OrderList { get; set; } = new List<Types.Order>();
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderCreateExternalOrderResponse.cs b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderCreateExternalOrderResponse.cs
new file mode 100644
index 00000000..47bca069
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderCreateExternalOrderResponse.cs
@@ -0,0 +1,88 @@
+namespace SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /order/{version}/orders/external_orders 接口的响应。</para>
+    /// </summary>
+    public class OrderCreateExternalOrderResponse : TikTokShopResponse<OrderCreateExternalOrderResponse.Types.Data>
+    {
+        public static class Types
+        {
+            public class Data
+            {
+                public static class Types
+                {
+                    public class Error
+                    {
+                        public static class Types
+                        {
+                            public class Detail
+                            {
+                                public static class Types
+                                {
+                                    public class ExternalOrder
+                                    {
+                                        /// <summary>
+                                        /// 获取或设置外部订单 ID。
+                                        /// </summary>
+                                        [Newtonsoft.Json.JsonProperty("id")]
+                                        [System.Text.Json.Serialization.JsonPropertyName("id")]
+                                        public string ExternalOrderId { get; set; } = default!;
+
+                                        /// <summary>
+                                        /// 获取或设置来源平台。
+                                        /// </summary>
+                                        [Newtonsoft.Json.JsonProperty("platform")]
+                                        [System.Text.Json.Serialization.JsonPropertyName("platform")]
+                                        public string Platform { get; set; } = default!;
+                                    }
+                                }
+
+                                /// <summary>
+                                /// 获取或设置订单 ID。
+                                /// </summary>
+                                [Newtonsoft.Json.JsonProperty("order_id")]
+                                [System.Text.Json.Serialization.JsonPropertyName("order_id")]
+                                public string OrderId { get; set; } = default!;
+
+                                /// <summary>
+                                /// 获取或设置外部订单信息。
+                                /// </summary>
+                                [Newtonsoft.Json.JsonProperty("external_order")]
+                                [System.Text.Json.Serialization.JsonPropertyName("external_order")]
+                                public Types.ExternalOrder ExternalOrder { get; set; } = default!;
+                            }
+                        }
+
+                        /// <summary>
+                        /// 获取或设置错误码。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("code")]
+                        [System.Text.Json.Serialization.JsonPropertyName("code")]
+                        public int Code { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置错误信息。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("message")]
+                        [System.Text.Json.Serialization.JsonPropertyName("message")]
+                        public string Message { get; set; } = default!;
+
+                        /// <summary>
+                        /// 获取或设置详细信息。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("detail")]
+                        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+                        public Types.Detail Detail { get; set; } = default!;
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置错误列表。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("errors")]
+                [System.Text.Json.Serialization.JsonPropertyName("errors")]
+                public Types.Error[]? ErrorList { get; set; } = default!;
+            }
+        }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderGetExternalOrdersRequest.cs b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderGetExternalOrdersRequest.cs
new file mode 100644
index 00000000..f2cdb6ca
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderGetExternalOrdersRequest.cs
@@ -0,0 +1,30 @@
+namespace SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /order/{version}/orders/{order_id}/external_orders 接口的请求。</para>
+    /// </summary>
+    public class OrderGetExternalOrdersRequest : TikTokShopRequest
+    {
+        /// <summary>
+        /// 获取或设置 API 版本号。
+        /// <para>默认值：202406</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public override int ApiVersion { get; set; } = 202406;
+
+        /// <summary>
+        /// 获取或设置订单 ID。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string OrderId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置来源平台。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string? Platform { get; set; }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderGetExternalOrdersResponse.cs b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderGetExternalOrdersResponse.cs
new file mode 100644
index 00000000..8706ca23
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderGetExternalOrdersResponse.cs
@@ -0,0 +1,68 @@
+namespace SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /order/{version}/orders/{order_id}/external_orders 接口的响应。</para>
+    /// </summary>
+    public class OrderGetExternalOrdersResponse : TikTokShopResponse<OrderGetExternalOrdersResponse.Types.Data>
+    {
+        public static class Types
+        {
+            public class Data
+            {
+                public static class Types
+                {
+                    public class ExternalOrder
+                    {
+                        public static class Types
+                        {
+                            public class LineItem
+                            {
+                                /// <summary>
+                                /// 获取或设置订单行 ID。
+                                /// </summary>
+                                [Newtonsoft.Json.JsonProperty("origin_id")]
+                                [System.Text.Json.Serialization.JsonPropertyName("origin_id")]
+                                public string LineItemId { get; set; } = default!;
+
+                                /// <summary>
+                                /// 获取或设置外部订单行 ID。
+                                /// </summary>
+                                [Newtonsoft.Json.JsonProperty("id")]
+                                [System.Text.Json.Serialization.JsonPropertyName("id")]
+                                public string ExternalLineItemId { get; set; } = default!;
+                            }
+                        }
+
+                        /// <summary>
+                        /// 获取或设置外部订单 ID。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("id")]
+                        [System.Text.Json.Serialization.JsonPropertyName("id")]
+                        public string ExternalOrderId { get; set; } = default!;
+
+                        /// <summary>
+                        /// 获取或设置来源平台。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("platform")]
+                        [System.Text.Json.Serialization.JsonPropertyName("platform")]
+                        public string Platform { get; set; } = default!;
+
+                        /// <summary>
+                        /// 获取或设置订单行列表。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("line_items")]
+                        [System.Text.Json.Serialization.JsonPropertyName("line_items")]
+                        public Types.LineItem[] LineItemList { get; set; } = default!;
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置外部订单列表。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("external_orders")]
+                [System.Text.Json.Serialization.JsonPropertyName("external_orders")]
+                public Types.ExternalOrder[] ExternalOrderList { get; set; } = default!;
+            }
+        }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderSearchExternalOrdersRequest.cs b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderSearchExternalOrdersRequest.cs
new file mode 100644
index 00000000..1fec2ceb
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderSearchExternalOrdersRequest.cs
@@ -0,0 +1,30 @@
+namespace SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /order/{version}/orders/external_order_search 接口的请求。</para>
+    /// </summary>
+    public class OrderSearchExternalOrdersRequest : TikTokShopRequest
+    {
+        /// <summary>
+        /// 获取或设置 API 版本号。
+        /// <para>默认值：202406</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public override int ApiVersion { get; set; } = 202406;
+
+        /// <summary>
+        /// 获取或设置外部订单 ID。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string? ExternalOrderId { get; set; }
+
+        /// <summary>
+        /// 获取或设置来源平台。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string? Platform { get; set; }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderSearchExternalOrdersResponse.cs b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderSearchExternalOrdersResponse.cs
new file mode 100644
index 00000000..68be8ca2
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/ExternalOrder/OrderSearchExternalOrdersResponse.cs
@@ -0,0 +1,48 @@
+namespace SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /order/{version}/orders/external_order_search 接口的响应。</para>
+    /// </summary>
+    public class OrderSearchExternalOrdersResponse : TikTokShopResponse<OrderSearchExternalOrdersResponse.Types.Data>
+    {
+        public static class Types
+        {
+            public class Data
+            {
+                public static class Types
+                {
+                    public class Order
+                    {
+                        public static class Types
+                        {
+                            public class ExternalOrder : OrderGetExternalOrdersResponse.Types.Data.Types.ExternalOrder
+                            {
+                            }
+                        }
+
+                        /// <summary>
+                        /// 获取或设置订单 ID。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("id")]
+                        [System.Text.Json.Serialization.JsonPropertyName("id")]
+                        public string OrderId { get; set; } = default!;
+
+                        /// <summary>
+                        /// 获取或设置外部订单信息。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("external_order")]
+                        [System.Text.Json.Serialization.JsonPropertyName("external_order")]
+                        public Types.ExternalOrder ExternalOrder { get; set; } = default!;
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置订单列表。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("orders")]
+                [System.Text.Json.Serialization.JsonPropertyName("orders")]
+                public Types.Order[] OrderList { get; set; } = default!;
+            }
+        }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/OrderGetOrderPriceDetailRequest.cs b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/OrderGetOrderPriceDetailRequest.cs
new file mode 100644
index 00000000..89290d22
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/OrderGetOrderPriceDetailRequest.cs
@@ -0,0 +1,23 @@
+namespace SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /order/{version}/orders/{order_id}/price_detail 接口的请求。</para>
+    /// </summary>
+    public class OrderGetOrderPriceDetailRequest : TikTokShopRequest
+    {
+        /// <summary>
+        /// 获取或设置 API 版本号。
+        /// <para>默认值：202407</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public override int ApiVersion { get; set; } = 202407;
+
+        /// <summary>
+        /// 获取或设置订单 ID。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string OrderId { get; set; } = string.Empty;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/OrderGetOrderPriceDetailResponse.cs b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/OrderGetOrderPriceDetailResponse.cs
new file mode 100644
index 00000000..e275db1c
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop/Models/Order/OrderGetOrderPriceDetailResponse.cs
@@ -0,0 +1,398 @@
+namespace SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /order/{version}/orders/{order_id}/price_detail 接口的响应。</para>
+    /// </summary>
+    public class OrderGetOrderPriceDetailResponse : TikTokShopResponse<OrderGetOrderPriceDetailResponse.Types.Data>
+    {
+        public static class Types
+        {
+            public class Data
+            {
+                public static class Types
+                {
+                    public class LineItem
+                    {
+                        /// <summary>
+                        /// 获取或设置订单行 ID。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("id")]
+                        [System.Text.Json.Serialization.JsonPropertyName("id")]
+                        public string LineItemId { get; set; } = default!;
+
+                        /// <summary>
+                        /// 获取或设置币种。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("currency")]
+                        [System.Text.Json.Serialization.JsonPropertyName("currency")]
+                        public string Currency { get; set; } = default!;
+
+                        /// <summary>
+                        /// 获取或设置总金额。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("total")]
+                        [System.Text.Json.Serialization.JsonPropertyName("total")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal TotalAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置支付金额。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("payment")]
+                        [System.Text.Json.Serialization.JsonPropertyName("payment")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal PaymentAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置 SKU 原价。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("sku_list_price")]
+                        [System.Text.Json.Serialization.JsonPropertyName("sku_list_price")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal SKUListPrice { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置 SKU 现价。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("sku_sale_price")]
+                        [System.Text.Json.Serialization.JsonPropertyName("sku_sale_price")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal SKUSalePrice { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置 SKU 总金额。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("subtotal")]
+                        [System.Text.Json.Serialization.JsonPropertyName("subtotal")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal SubtotalAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置 SKU 卖家折扣金额。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("subtotal_deduction_seller")]
+                        [System.Text.Json.Serialization.JsonPropertyName("subtotal_deduction_seller")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal SubtotalAmountSellerDeduction { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置 SKU 平台折扣金额。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("subtotal_deduction_platform")]
+                        [System.Text.Json.Serialization.JsonPropertyName("subtotal_deduction_platform")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal SubtotalAmountPlatformDeduction { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置 SKU 税费。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("subtotal_tax_amount")]
+                        [System.Text.Json.Serialization.JsonPropertyName("subtotal_tax_amount")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal SubtotalTaxAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置商家促销金额。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("voucher_deduction_seller")]
+                        [System.Text.Json.Serialization.JsonPropertyName("voucher_deduction_seller")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal VoucherAmountSellerDeduction { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置平台促销类型。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("voucher_deduction_platform")]
+                        [System.Text.Json.Serialization.JsonPropertyName("voucher_deduction_platform")]
+                        public string? VoucherPlatformDeductionType { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置运费原价。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("shipping_list_price")]
+                        [System.Text.Json.Serialization.JsonPropertyName("shipping_list_price")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal ShippingListPrice { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置运费现价。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("shipping_sale_price")]
+                        [System.Text.Json.Serialization.JsonPropertyName("shipping_sale_price")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal ShippingSalePrice { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置商家运费折扣金额。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("shipping_fee_deduction_seller")]
+                        [System.Text.Json.Serialization.JsonPropertyName("shipping_fee_deduction_seller")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal ShippingFeeSellerDeduction { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置平台运费折扣金额。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("shipping_fee_deduction_platform")]
+                        [System.Text.Json.Serialization.JsonPropertyName("shipping_fee_deduction_platform")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal ShippingFeePlatformDeduction { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置平台促销运费折扣金额。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("shipping_fee_deduction_platform_voucher")]
+                        [System.Text.Json.Serialization.JsonPropertyName("shipping_fee_deduction_platform_voucher")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal ShippingFeePlatformVoucherDeduction { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置税率。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("tax_rate")]
+                        [System.Text.Json.Serialization.JsonPropertyName("tax_rate")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal TaxRate { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置税费。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("tax_amount")]
+                        [System.Text.Json.Serialization.JsonPropertyName("tax_amount")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal TaxAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置不含税金额。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("net_price_amount")]
+                        [System.Text.Json.Serialization.JsonPropertyName("net_price_amount")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal NetPriceAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置货到付款费用。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("cod_fee")]
+                        [System.Text.Json.Serialization.JsonPropertyName("cod_fee")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal? CashOnDeliveryFee { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置不含税货到付款费用。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("cod_fee_amount")]
+                        [System.Text.Json.Serialization.JsonPropertyName("cod_fee_amount")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal? NetCashOnDeliveryFee { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置赠品原价。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("sku_gift_original_price")]
+                        [System.Text.Json.Serialization.JsonPropertyName("sku_gift_original_price")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal SKUGiftOriginalPrice { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置赠品不含税价格。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("sku_gift_net_price")]
+                        [System.Text.Json.Serialization.JsonPropertyName("sku_gift_net_price")]
+                        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                        public decimal SKUGiftNetPrice { get; set; }
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置币种。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("currency")]
+                [System.Text.Json.Serialization.JsonPropertyName("currency")]
+                public string Currency { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置总金额。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("total")]
+                [System.Text.Json.Serialization.JsonPropertyName("total")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal TotalAmount { get; set; }
+
+                /// <summary>
+                /// 获取或设置支付金额。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("payment")]
+                [System.Text.Json.Serialization.JsonPropertyName("payment")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal PaymentAmount { get; set; }
+
+                /// <summary>
+                /// 获取或设置 SKU 原价。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sku_list_price")]
+                [System.Text.Json.Serialization.JsonPropertyName("sku_list_price")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal SKUListPrice { get; set; }
+
+                /// <summary>
+                /// 获取或设置 SKU 现价。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sku_sale_price")]
+                [System.Text.Json.Serialization.JsonPropertyName("sku_sale_price")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal SKUSalePrice { get; set; }
+
+                /// <summary>
+                /// 获取或设置 SKU 总金额。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("subtotal")]
+                [System.Text.Json.Serialization.JsonPropertyName("subtotal")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal SubtotalAmount { get; set; }
+
+                /// <summary>
+                /// 获取或设置 SKU 卖家折扣金额。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("subtotal_deduction_seller")]
+                [System.Text.Json.Serialization.JsonPropertyName("subtotal_deduction_seller")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal SubtotalAmountSellerDeduction { get; set; }
+
+                /// <summary>
+                /// 获取或设置 SKU 平台折扣金额。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("subtotal_deduction_platform")]
+                [System.Text.Json.Serialization.JsonPropertyName("subtotal_deduction_platform")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal SubtotalAmountPlatformDeduction { get; set; }
+
+                /// <summary>
+                /// 获取或设置 SKU 税费。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("subtotal_tax_amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("subtotal_tax_amount")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal SubtotalTaxAmount { get; set; }
+
+                /// <summary>
+                /// 获取或设置商家促销金额。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("voucher_deduction_seller")]
+                [System.Text.Json.Serialization.JsonPropertyName("voucher_deduction_seller")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal VoucherAmountSellerDeduction { get; set; }
+
+                /// <summary>
+                /// 获取或设置平台促销类型。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("voucher_deduction_platform")]
+                [System.Text.Json.Serialization.JsonPropertyName("voucher_deduction_platform")]
+                public string? VoucherPlatformDeductionType { get; set; }
+
+                /// <summary>
+                /// 获取或设置运费原价。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("shipping_list_price")]
+                [System.Text.Json.Serialization.JsonPropertyName("shipping_list_price")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal ShippingListPrice { get; set; }
+
+                /// <summary>
+                /// 获取或设置运费现价。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("shipping_sale_price")]
+                [System.Text.Json.Serialization.JsonPropertyName("shipping_sale_price")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal ShippingSalePrice { get; set; }
+
+                /// <summary>
+                /// 获取或设置商家运费折扣金额。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("shipping_fee_deduction_seller")]
+                [System.Text.Json.Serialization.JsonPropertyName("shipping_fee_deduction_seller")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal ShippingFeeSellerDeduction { get; set; }
+
+                /// <summary>
+                /// 获取或设置平台运费折扣金额。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("shipping_fee_deduction_platform")]
+                [System.Text.Json.Serialization.JsonPropertyName("shipping_fee_deduction_platform")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal ShippingFeePlatformDeduction { get; set; }
+
+                /// <summary>
+                /// 获取或设置平台促销运费折扣金额。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("shipping_fee_deduction_platform_voucher")]
+                [System.Text.Json.Serialization.JsonPropertyName("shipping_fee_deduction_platform_voucher")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal ShippingFeePlatformVoucherDeduction { get; set; }
+
+                /// <summary>
+                /// 获取或设置税率。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("tax_rate")]
+                [System.Text.Json.Serialization.JsonPropertyName("tax_rate")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal TaxRate { get; set; }
+
+                /// <summary>
+                /// 获取或设置税费。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("tax_amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("tax_amount")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal TaxAmount { get; set; }
+
+                /// <summary>
+                /// 获取或设置不含税金额。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("net_price_amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("net_price_amount")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal NetPriceAmount { get; set; }
+
+                /// <summary>
+                /// 获取或设置货到付款费用。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("cod_fee")]
+                [System.Text.Json.Serialization.JsonPropertyName("cod_fee")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal? CashOnDeliveryFee { get; set; }
+
+                /// <summary>
+                /// 获取或设置不含税货到付款费用。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("cod_fee_net_amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("cod_fee_net_amount")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal? NetCashOnDeliveryFee { get; set; }
+
+                /// <summary>
+                /// 获取或设置赠品原价。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sku_gift_original_price")]
+                [System.Text.Json.Serialization.JsonPropertyName("sku_gift_original_price")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal SKUGiftOriginalPrice { get; set; }
+
+                /// <summary>
+                /// 获取或设置赠品不含税价格。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sku_gift_net_price")]
+                [System.Text.Json.Serialization.JsonPropertyName("sku_gift_net_price")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.TextualNumberReadOnlyConverter))]
+                public decimal SKUGiftNetPrice { get; set; }
+
+                /// <summary>
+                /// 获取或设置订单行列表。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("line_items")]
+                [System.Text.Json.Serialization.JsonPropertyName("line_items")]
+                public Types.LineItem[] LineItemList { get; set; } = default!;
+            }
+        }
+    }
+}
diff --git a/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderCreateExternalOrderRequest.json b/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderCreateExternalOrderRequest.json
new file mode 100644
index 00000000..1999ba44
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderCreateExternalOrderRequest.json
@@ -0,0 +1,17 @@
+{
+    "orders": [
+        {
+            "external_order": {
+                "id": "676461413038785752",
+                "line_items": [
+                    {
+                        "id": "577086512123755123",
+                        "origin_id": "677086512123755123"
+                    }
+                ],
+                "platform": "SHOPIFY"
+            },
+            "id": "576461413038785752"
+        }
+    ]
+}
diff --git a/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderCreateExternalOrderResponse.json b/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderCreateExternalOrderResponse.json
new file mode 100644
index 00000000..c8604512
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderCreateExternalOrderResponse.json
@@ -0,0 +1,20 @@
+{
+    "code": 0,
+    "data": {
+        "errors": [
+            {
+                "code": "36020001",
+                "detail": {
+                    "external_order": {
+                        "id": "676461413038785752",
+                        "platform": "SHOPIFY"
+                    },
+                    "order_id": "576461413038785752"
+                },
+                "message": "Invalid order_id"
+            }
+        ]
+    },
+    "message": "Success",
+    "request_id": "202203070749000101890810281E8C70B7"
+}
diff --git a/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderGetExternalOrdersResponse.json b/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderGetExternalOrdersResponse.json
new file mode 100644
index 00000000..9fe94210
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderGetExternalOrdersResponse.json
@@ -0,0 +1,19 @@
+{
+    "code": 0,
+    "data": {
+        "external_orders": [
+            {
+                "id": "676461413038785752",
+                "line_items": [
+                    {
+                        "id": "577086512123755123",
+                        "origin_id": "677086512123755123"
+                    }
+                ],
+                "platform": "SHOPIFY"
+            }
+        ]
+    },
+    "message": "Success",
+    "request_id": "202203070749000101890810281E8C70B7"
+}
diff --git a/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderSearchExternalOrdersResponse.json b/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderSearchExternalOrdersResponse.json
new file mode 100644
index 00000000..4cc9aa8b
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/ExternalOrder/OrderSearchExternalOrdersResponse.json
@@ -0,0 +1,22 @@
+{
+    "code": 0,
+    "data": {
+        "orders": [
+            {
+                "external_order": {
+                    "id": "676461413038785752",
+                    "line_items": [
+                        {
+                            "id": "577086512123755123",
+                            "origin_id": "677086512123755123"
+                        }
+                    ],
+                    "platform": "SHOPIFY"
+                },
+                "id": "576461413038785752"
+            }
+        ]
+    },
+    "message": "Success",
+    "request_id": "202203070749000101890810281E8C70B7"
+}
diff --git a/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/OrderGetOrderPriceDetailResponse.json b/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/OrderGetOrderPriceDetailResponse.json
new file mode 100644
index 00000000..7527b384
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.ByteDance.TikTokGlobalShop.UnitTests/ModelSamples/_/Order/OrderGetOrderPriceDetailResponse.json
@@ -0,0 +1,58 @@
+{
+    "code": 0,
+    "data": {
+        "cod_fee": "0.00",
+        "cod_fee_net_amount": "0.00",
+        "currency": "USD",
+        "line_items": [
+            {
+                "cod_fee": "0.00",
+                "cod_fee_amount": "0.00",
+                "currency": "USD",
+                "id": "576461413032342720",
+                "net_price_amount": "97.00",
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+        "total": "122.00",
+        "voucher_deduction_platform": "1010000",
+        "voucher_deduction_seller": "1020000"
+    },
+    "message": "Success",
+    "request_id": "202203070749000101890810281E8C70B7"
+}