Update Serving_Configure_EN.md

doc/Serving_Configure_EN.md

 # Serving Configuration
 
-([简体中文](Serving_Configure_CN.md)|English)
+([简体中文](./Serving_Configure_CN.md)|English)
 
 ## Overview
 
@@ -12,7 +12,7 @@ This guide focuses on Paddle C++ Serving and Python Pipeline configuration:
 
 ## Model Configuration
 
-The model configuration is generated by converting PaddleServing model and named  serving_client_conf.prototxt/serving_server_conf.prototxt. It specifies the info of input/output so that users can fill parameters easily. The model configuration file should not be modified. See the [Saving guide](Save_EN.md) for model converting. The model configuration file provided must be a `core/configure/proto/general_model_config.proto`.
+The model configuration is generated by converting PaddleServing model and named  serving_client_conf.prototxt/serving_server_conf.prototxt. It specifies the info of input/output so that users can fill parameters easily. The model configuration file should not be modified. See the [Saving guide](./Save_EN.md) for model converting. The model configuration file provided must be a `core/configure/proto/general_model_config.proto`.
 
 Example：
 
@@ -39,7 +39,7 @@ fetch_var {
 - fetch_var：model output
 - name：node name
 - alias_name：alias name
-- is_lod_tensor：lod tensor, ref to [Lod Introduction](LOD_EN.md)
+- is_lod_tensor：lod tensor, ref to [Lod Introduction](./LOD_EN.md)
 - feed_type/fetch_type：data type
 
 |feed_type|类型|