diff --git a/23_usb_dongle_wifi/README.md b/23_usb_dongle_wifi/README.md
index b75d49f..0bb4248 100644
--- a/23_usb_dongle_wifi/README.md
+++ b/23_usb_dongle_wifi/README.md
@@ -364,3 +364,25 @@ Chip info:
 	revision number:0
 >
 ```
+	
+	
+### 讨论交流
+<table>
+  <tbody>
+    <tr >
+      <td align="center" valign="middle" style="border-style:none">
+       <img class="QR-img" height="260" width="260" src="https://aithinker-static.oss-cn-shenzhen.aliyuncs.com/bbs/important/qq_group.png">
+        <p style="font-size:12px;">QQ群号：434878850</p>
+      </td>
+      <td align="center" valign="middle" style="border-style:none">
+        <img class="QR-img" height="260" width="260" src="https://aithinker-static.oss-cn-shenzhen.aliyuncs.com/bbs/important/wechat_account.jpg">
+        <p style="font-size:12px;">本人微信公众号：徐宏blog</p>
+      </td>
+      <td align="center" valign="middle" style="border-style:none">
+        <img class="QR-img" height="260" width="260" src="https://aithinker-static.oss-cn-shenzhen.aliyuncs.com/bbs/important/wechat_me.jpg">
+        <p style="font-size:12px;">私人工作微信，添加标明来意</p>
+      </td>
+    </tr>
+  </tbody>
+</table>
+