diff --git a/pages/form/index.ts b/pages/form/index.ts
index fff013c..77d4009 100644
--- a/pages/form/index.ts
+++ b/pages/form/index.ts
@@ -45,7 +45,18 @@ Page({
       },
     })
   },
-  onLoad() {
+  onLoad(option) {
+    if (option.scene) {
+      const scene = decodeURIComponent(option.scene)
+      const room = scene.split('r=')[1];
+      this.setData({
+        meetingForm: {
+          roomNum: room,
+        },
+      }, () => {
+        this.joinMeeting()
+      })
+    }
     wx.authorize({
       scope: 'scope.record',
       success: () => {