Update README.md

README.md

@@ -25,6 +25,18 @@ Many interfaces are not yet complete, and users can continue to extend them base
 composer require "linwj/okex dev-master"
 ```
 
+Local development sets the proxy [More](https://github.com/zhouaini528/okex-php/blob/master/tests/spot/proxy.php#L21)
+```php
+//If you are developing locally and need an agent, you can set this
+$okex->setProxy();
+
+//More flexible Settings
+$okex->setProxy([
+    'http'  => 'http://127.0.0.1:12333',
+    'https' => 'http://127.0.0.1:12333',
+]);
+```
+
 ### Spot Trading API
 
 Instrument related API [More](https://github.com/zhouaini528/okex-php/blob/master/tests/spot/instrument.php)