diff --git a/android/build.gradle b/android/build.gradle
index cdbc1d8..5bfbf4b 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -91,6 +91,6 @@ kapt {
 }
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
-    implementation 'com.finogeeks.lib:finapplet:2.7.6'
+    implementation 'com.finogeeks.lib:finapplet:2.8.33'
 
 }
diff --git a/example/.flutter-plugins-dependencies b/example/.flutter-plugins-dependencies
index b4a439d..821c47c 100644
--- a/example/.flutter-plugins-dependencies
+++ b/example/.flutter-plugins-dependencies
@@ -1 +1 @@
-{"_info":"// This is a generated file; do not edit or check into version control.","dependencyGraph":[{"name":"mop","dependencies":[]}]}
\ No newline at end of file
+{"info":"This is a generated file; do not edit or check into version control.","plugins":{"ios":[{"name":"mop","path":"/Users/kangxuyao/StudioProjects/mop-flutter-sdk/","dependencies":[]}],"android":[{"name":"mop","path":"/Users/kangxuyao/StudioProjects/mop-flutter-sdk/","dependencies":[]}],"macos":[],"linux":[],"windows":[],"web":[]},"dependencyGraph":[{"name":"mop","dependencies":[]}],"date_created":"2020-06-17 10:48:46.363959","version":"1.20.0-1.0.pre.81"}
\ No newline at end of file
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 2b97951..eb9da1e 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -1,62 +1,48 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
-  archive:
-    dependency: transitive
-    description:
-      name: archive
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.0.11"
-  args:
-    dependency: transitive
-    description:
-      name: args
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "1.5.2"
   async:
     dependency: transitive
     description:
       name: async
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.4.0"
+    version: "2.4.1"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.0.5"
+    version: "2.0.0"
+  characters:
+    dependency: transitive
+    description:
+      name: characters
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.1.2"
+    version: "1.1.3"
+  clock:
+    dependency: transitive
+    description:
+      name: clock
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.1"
   collection:
     dependency: transitive
     description:
       name: collection
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.14.11"
-  convert:
-    dependency: transitive
-    description:
-      name: convert
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.1.1"
-  crypto:
-    dependency: transitive
-    description:
-      name: crypto
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.1.3"
+    version: "1.14.12"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -64,6 +50,13 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "0.1.3"
+  fake_async:
+    dependency: transitive
+    description:
+      name: fake_async
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.1.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -74,13 +67,6 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
-  image:
-    dependency: transitive
-    description:
-      name: image
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.1.4"
   matcher:
     dependency: transitive
     description:
@@ -101,35 +87,14 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "0.6.0"
+    version: "0.6.1"
   path:
     dependency: transitive
     description:
       name: path
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.6.4"
-  pedantic:
-    dependency: transitive
-    description:
-      name: pedantic
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "1.8.0+1"
-  petitparser:
-    dependency: transitive
-    description:
-      name: petitparser
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.4.0"
-  quiver:
-    dependency: transitive
-    description:
-      name: quiver
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.0.5"
+    version: "1.7.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -141,7 +106,7 @@ packages:
       name: source_span
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.5.5"
+    version: "1.7.0"
   stack_trace:
     dependency: transitive
     description:
@@ -176,7 +141,7 @@ packages:
       name: test_api
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.2.11"
+    version: "0.2.16"
   typed_data:
     dependency: transitive
     description:
@@ -191,12 +156,5 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.0.8"
-  xml:
-    dependency: transitive
-    description:
-      name: xml
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "3.5.0"
 sdks:
-  dart: ">=2.4.0 <3.0.0"
+  dart: ">=2.9.0-14.0.dev <3.0.0"
diff --git a/ios/mop.podspec b/ios/mop.podspec
index 881cb25..77029af 100644
--- a/ios/mop.podspec
+++ b/ios/mop.podspec
@@ -17,6 +17,6 @@ A new flutter plugin project.
   s.dependency 'Flutter'
   s.ios.deployment_target = '8.0'
 
-  s.dependency 'FinApplet' , '2.2.1'
+  s.dependency 'FinApplet' , '2.3.6'
 end
 
diff --git a/pubspec.lock b/pubspec.lock
index c57bb09..cad85f5 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -1,62 +1,55 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
-  archive:
-    dependency: transitive
-    description:
-      name: archive
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.0.11"
-  args:
-    dependency: transitive
-    description:
-      name: args
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "1.5.2"
   async:
     dependency: transitive
     description:
       name: async
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.4.0"
+    version: "2.4.1"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.0.5"
+    version: "2.0.0"
+  characters:
+    dependency: transitive
+    description:
+      name: characters
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.1.2"
+    version: "1.1.3"
+  clock:
+    dependency: transitive
+    description:
+      name: clock
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.1"
   collection:
     dependency: transitive
     description:
       name: collection
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.14.11"
-  convert:
+    version: "1.14.12"
+  fake_async:
     dependency: transitive
     description:
-      name: convert
+      name: fake_async
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.1.1"
-  crypto:
-    dependency: transitive
-    description:
-      name: crypto
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.1.3"
+    version: "1.1.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -67,13 +60,6 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
-  image:
-    dependency: transitive
-    description:
-      name: image
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.1.4"
   matcher:
     dependency: transitive
     description:
@@ -94,28 +80,7 @@ packages:
       name: path
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.6.4"
-  pedantic:
-    dependency: transitive
-    description:
-      name: pedantic
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "1.8.0+1"
-  petitparser:
-    dependency: transitive
-    description:
-      name: petitparser
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.4.0"
-  quiver:
-    dependency: transitive
-    description:
-      name: quiver
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "2.0.5"
+    version: "1.7.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -127,7 +92,7 @@ packages:
       name: source_span
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.5.5"
+    version: "1.7.0"
   stack_trace:
     dependency: transitive
     description:
@@ -162,7 +127,7 @@ packages:
       name: test_api
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.2.11"
+    version: "0.2.16"
   typed_data:
     dependency: transitive
     description:
@@ -177,12 +142,5 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.0.8"
-  xml:
-    dependency: transitive
-    description:
-      name: xml
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "3.5.0"
 sdks:
-  dart: ">=2.4.0 <3.0.0"
+  dart: ">=2.9.0-14.0.dev <3.0.0"