From 77443408add1a6a6bf3c1b820c119e8e1ba37683 Mon Sep 17 00:00:00 2001
From: Bomin Zhang <bmzhang@taosdata.com>
Date: Sat, 8 Aug 2020 12:40:33 +0800
Subject: [PATCH] update broken link in documentation

---
 documentation20/webdocs/markdowndocs/advanced features-ch.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/documentation20/webdocs/markdowndocs/advanced features-ch.md b/documentation20/webdocs/markdowndocs/advanced features-ch.md
index 688d867aff..690f2a6268 100644
--- a/documentation20/webdocs/markdowndocs/advanced features-ch.md	
+++ b/documentation20/webdocs/markdowndocs/advanced features-ch.md	
@@ -119,7 +119,7 @@ taos_consume
 taos_unsubscribe
 ```
 
-这些API的文档请见 [C/C++ 数据订阅接口](connector/#C/C++-Connector)，
+这些API的文档请见 [C/C++ Connector](https://www.taosdata.com/cn/documentation20/connector/)，
 下面仍以智能电表场景为例介绍一下它们的具体用法（超级表和子表结构请参考上一节“连续查询”），
 完整的示例代码可以在 [这里](https://github.com/taosdata/TDengine/blob/master/tests/examples/c/subscribe.c) 找到。
 
-- 
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