diff --git a/docs/gateway.md b/docs/gateway.md
index 0587a8d3..8823f015 100644
--- a/docs/gateway.md
+++ b/docs/gateway.md
@@ -34,7 +34,7 @@ def main():
  
 
 
-### VN Trader界面操作
+### 配置和连接
 
 打开cmd窗口，使用命令“Python run.py"即可进入VN Trader操作界面。在左上方的菜单栏中点击"系统"->"连接CTP”按钮会弹出账号配置窗口，输入账号、密码等相关信息即连接接口。
 
@@ -59,7 +59,7 @@ def main():
  
 
 
-### 可交易的合约查看
+### 查看可交易的合约
 
 先登录接口，然后在菜单栏中点击"帮助"->"查询合约”按钮会空白的“查询合约”窗口。点击“查询”按钮后才会显示查询结果，如图。
 
diff --git a/docs/index.md b/docs/index.md
index 2d50b2ef..4c6aa988 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -100,26 +100,27 @@
           * [遗传算法](https://www.vnpy.com/docs/cn/cta_backtester.html#yi-chuan-suan-fa)
 
 
-* [交易接口](https://www.vnpy.com/docs/cn/gateway.html#jiao-yi-jie-kou)
-  * [如何连接](https://www.vnpy.com/docs/cn/gateway.html#ru-he-lian-jie)
-    * [加载需要用的接口](https://www.vnpy.com/docs/cn/gateway.html#jia-zai-xu-yao-yong-de-jie-kou)
-    * [VN Trader界面操作](https://www.vnpy.com/docs/cn/gateway.html#vn-trader-jie-mian-cao-zuo)
-    * [修改json配置文件](https://www.vnpy.com/docs/cn/gateway.html#xiu-gai-json-pei-zhi-wen-jian)
-    * [可交易的合约查看](https://www.vnpy.com/docs/cn/gateway.html#ke-jiao-yi-de-he-yue-cha-kan)
-  * [接口分类](https://www.vnpy.com/docs/cn/gateway.html#jie-kou-fen-lei)
-  * [接口详解](https://www.vnpy.com/docs/cn/gateway.html#jie-kou-xiang-jie)
-    * [CTP](https://www.vnpy.com/docs/cn/gateway.html#ctp)
-    * [宽睿柜台(OES)](https://www.vnpy.com/docs/cn/gateway.html#kuan-rui-ju-tai-oes)
-    * [盈透证券(IB)](https://www.vnpy.com/docs/cn/gateway.html#ying-tou-zheng-quan-ib)
-    * [富途证券(FUTU)](https://www.vnpy.com/docs/cn/gateway.html#fu-tu-zheng-quan-futu)
-    * [老虎证券(TIGER)](https://www.vnpy.com/docs/cn/gateway.html#lao-hu-zheng-quan-tiger)
-    * [BITMEX](https://www.vnpy.com/docs/cn/gateway.html#bitmex)
-    * [OKEX](https://www.vnpy.com/docs/cn/gateway.html#okex)
+* [交易接口](gateway.md)
+  * [如何连接](gateway.md#如何连接)
+    * [加载需要用的接口](gateway.md#加载需要用的接口)
+    * [配置和连接](gateway.md#配置和连接)
+    * [修改json配置文件](gateway.md#修改json配置文件)
+    * [查看可交易的合约](gateway.md#查看可交易的合约)
+  * [接口分类](gateway.md#接口分类)
+  * [接口详解](gateway.md#接口详解)
+    * [CTP](gateway.md#CTP)
+    * [宽睿柜台(OES)](gateway.md#宽睿柜台(OES))
+    * [盈透证券(IB)](gateway.md#盈透证券(IB))
+    * [富途证券(FUTU)](gateway.md#富途证券(FUTU))
+    * [老虎证券(TIGER)](gateway.md#老虎证券(TIGER))
+    * [BITMEX](gateway.md#BITMEX)
+    * [OKEX](gateway.md#OKEX)
   
-* [配置数据库](https://www.vnpy.com/docs/cn/database.html#shu-ju-ku-pei-zhi)
-  * [SQLite](https://www.vnpy.com/docs/cn/database.html#sqlite)
-  * [SQL(MySQL,PostgreSQL)](https://www.vnpy.com/docs/cn/database.html#sql-mysql-postgresql)
-  * [MongoDB](https://www.vnpy.com/docs/cn/database.html#mongodb)
+* [配置数据库](database.md)
+  * [SQLite](database.md#sqlite)
+  * [SQL(MySQL,PostgreSQL)](database.md#SQL(MySQL,PostgreSQL))
+  * [MongoDB](database.md#mongodb)
 
 * [RPC应用](rpc.md)
+
 * [贡献代码](contribution.md)
\ No newline at end of file