diff --git a/README_ZH.md b/README_ZH.md
index 92b8080..fb6da76 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -14,7 +14,7 @@ API兼容的接口，这意味着一切ChatGPT客户端都是RWKV客户端。
 
 [English](README.md) | 简体中文
 
-[视频演示](https://www.bilibili.com/video/BV1hM4y1v76R) | [预览](#Preview) | [下载][download-url]
+[视频演示](https://www.bilibili.com/video/BV1hM4y1v76R) | [疑难解答](https://www.bilibili.com/read/cv23921171) | [预览](#Preview) | [下载][download-url]
 
 [license-image]: http://img.shields.io/badge/license-MIT-blue.svg