diff --git a/README_CN.md b/README_CN.md
index 39922e3..1e12c5a 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -4,12 +4,12 @@
 <br><br>
 
 <p align="center">
-    <img src="assets/logoqwen.jpg" width="400"/>
+    <img src="https://qianwen-res.oss-cn-beijing.aliyuncs.com/logo_qwen.jpg" width="400"/>
 <p>
 <br>
 
 <p align="center">
-        🤗 <a href="https://huggingface.co/Qwen">Hugging Face</a>&nbsp&nbsp | &nbsp&nbsp🤖 <a href="https://modelscope.cn/models/qwen">魔搭社区<a>&nbsp&nbsp | &nbsp&nbsp 📑 论文&nbsp&nbsp ｜ &nbsp&nbsp🖥️ <a href="https://modelscope.cn/studios/qwen/Qwen-7B-Chat-Demo/summary">Demo</a>
+        🤗 <a href="https://huggingface.co/Qwen">Hugging Face</a>&nbsp&nbsp | &nbsp&nbsp🤖 <a href="https://modelscope.cn/models/qwen">魔搭社区<a>&nbsp&nbsp | &nbsp&nbsp 📑 <a href="QWEN_TECHNICAL_REPORT.pdf">论文</a> &nbsp&nbsp ｜ &nbsp&nbsp🖥️ <a href="https://modelscope.cn/studios/qwen/Qwen-7B-Chat-Demo/summary">Demo</a>
 <br>
 <a href="assets/wechat.png">微信</a>&nbsp&nbsp ｜ &nbsp&nbsp 钉钉 &nbsp&nbsp | &nbsp&nbsp<a href="https://discord.gg/z3GAxXZ9Ce">Discord</a>&nbsp&nbsp
 </p>