diff --git a/simpleadmin/www/network.html b/simpleadmin/www/network.html
index d4521c3..93bb7eb 100644
--- a/simpleadmin/www/network.html
+++ b/simpleadmin/www/network.html
@@ -370,13 +370,15 @@
                         <option>240</option>
                       </select>
                       -->
-                      <label for="scs-parameter">SCS 参数:</label>
+                      <label for="scs-parameter">SCS参数:</label>
                       <select id="scs-parameter">
-                      <option>15</option>
-                      <option selected>30</option> <!-- 默认选项为 30 -->
-                      <option>60</option>
-                      <option>120</option>
-                      <option>240</option>
+                      <optgroup label="SCS 参数"> <!-- SCS 作为分组标题 -->
+                      <option value="15">15</option>
+                      <option value="30" selected>30</option> <!-- 默认选项为 30 -->
+                      <option value="60">60</option>        
+                      <option value="120">120</option>
+                      <option value="240">240</option>
+                      </optgroup>
                       </select>
                       <input
                         type="text"