diff --git a/example/ios/Podfile.lock b/example/ios/Podfile.lock
index f99ba19..1e2acc9 100644
--- a/example/ios/Podfile.lock
+++ b/example/ios/Podfile.lock
@@ -1,7 +1,10 @@
 PODS:
+  - ali_auth_wbq (0.0.4):
+    - Flutter
   - AliAuthSDK (1.1.0.41-bc)
   - AlibcTradeSDK (4.0.1.6)
   - AliLinkPartnerSDK (4.0.0.24)
+  - AlipaySDK-iOS (15.7.9)
   - BCUserTrack (5.2.0.18-appkeys):
     - UTDID
   - connectivity (0.0.1):
@@ -156,6 +159,9 @@ PODS:
   - sqflite (0.0.1):
     - Flutter
     - FMDB (~> 2.7.2)
+  - tobias (0.0.1):
+    - AlipaySDK-iOS (~> 15.7.9)
+    - Flutter
   - TOCropViewController (2.5.4)
   - url_launcher (0.0.1):
     - Flutter
@@ -189,6 +195,7 @@ PODS:
     - Flutter
 
 DEPENDENCIES:
+  - ali_auth_wbq (from `.symlinks/plugins/ali_auth_wbq/ios`)
   - connectivity (from `.symlinks/plugins/connectivity/ios`)
   - connectivity_for_web (from `.symlinks/plugins/connectivity_for_web/ios`)
   - connectivity_macos (from `.symlinks/plugins/connectivity_macos/ios`)
@@ -221,6 +228,7 @@ DEPENDENCIES:
   - shared_preferences_windows (from `.symlinks/plugins/shared_preferences_windows/ios`)
   - sharesdk_plugin (from `.symlinks/plugins/sharesdk_plugin/ios`)
   - sqflite (from `.symlinks/plugins/sqflite/ios`)
+  - tobias (from `.symlinks/plugins/tobias/ios`)
   - url_launcher (from `.symlinks/plugins/url_launcher/ios`)
   - url_launcher_linux (from `.symlinks/plugins/url_launcher_linux/ios`)
   - url_launcher_macos (from `.symlinks/plugins/url_launcher_macos/ios`)
@@ -241,6 +249,7 @@ SPEC REPOS:
     - UTDID
     - WindVane
   https://github.com/CocoaPods/Specs.git:
+    - AlipaySDK-iOS
     - FMDB
     - mob_linksdk_pro
     - mob_secverify
@@ -251,6 +260,8 @@ SPEC REPOS:
     - TOCropViewController
 
 EXTERNAL SOURCES:
+  ali_auth_wbq:
+    :path: ".symlinks/plugins/ali_auth_wbq/ios"
   connectivity:
     :path: ".symlinks/plugins/connectivity/ios"
   connectivity_for_web:
@@ -315,6 +326,8 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/sharesdk_plugin/ios"
   sqflite:
     :path: ".symlinks/plugins/sqflite/ios"
+  tobias:
+    :path: ".symlinks/plugins/tobias/ios"
   url_launcher:
     :path: ".symlinks/plugins/url_launcher/ios"
   url_launcher_linux:
@@ -333,9 +346,11 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/zhiying_comm/ios"
 
 SPEC CHECKSUMS:
+  ali_auth_wbq: 83e881b20722051dccc9117062f674d736509468
   AliAuthSDK: 7018e8f3c8be3382e60f69d3b517c7de34c351e0
   AlibcTradeSDK: 9a3e7af6cd648dd1f85684e82694c213fe48dad2
   AliLinkPartnerSDK: c5778cdfdcee7bfe342238d39a77766184d36a46
+  AlipaySDK-iOS: 94ff4c0e17c5e7d126b8207596d5033006534c25
   BCUserTrack: 49251c6fb7c65cbbc221a492bbd3f3e142f1fb0f
   connectivity: c4130b2985d4ef6fd26f9702e886bd5260681467
   connectivity_for_web: 2b8584556930d4bd490d82b836bcf45067ce345b
@@ -378,6 +393,7 @@ SPEC CHECKSUMS:
   shared_preferences_windows: 36b76d6f54e76ead957e60b49e2f124b4cd3e6ae
   sharesdk_plugin: de8d8b87c50d60017472c5da425db1acd2911e0a
   sqflite: 4001a31ff81d210346b500c55b17f4d6c7589dd0
+  tobias: 6872e2198dc30e17c10513b9ee114e28d099bc70
   TOCropViewController: 2a1ae1242600b1f2d996fd91a5268b2309a33b5c
   url_launcher: 6fef411d543ceb26efce54b05a0a40bfd74cbbef
   url_launcher_linux: ac237cb7a8058736e4aae38bdbcc748a4b394cc0
diff --git a/lib/pages/launch_page/launch_page.dart b/lib/pages/launch_page/launch_page.dart
index 91163db..0a6e92f 100644
--- a/lib/pages/launch_page/launch_page.dart
+++ b/lib/pages/launch_page/launch_page.dart
@@ -1,4 +1,3 @@
-import 'dart:convert';
 import 'dart:typed_data';
 
 import 'package:connectivity/connectivity.dart';