diff --git a/example/pubspec.lock b/example/pubspec.lock
index 447e2e2..9a7311e 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -348,14 +348,14 @@ packages:
     source: hosted
     version: "2.0.2"
   path:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: path
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.8.1"
   path_provider:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: path_provider
       url: "https://pub.flutter-io.cn"
diff --git a/ios/Classes/WeiboKitPlugin.m b/ios/Classes/WeiboKitPlugin.m
index 8a3eb41..707108a 100644
--- a/ios/Classes/WeiboKitPlugin.m
+++ b/ios/Classes/WeiboKitPlugin.m
@@ -35,13 +35,16 @@
         result(nil);
     } else if ([@"isInstalled" isEqualToString:call.method]) {
         result([NSNumber numberWithBool:[WeiboSDK isWeiboAppInstalled]]);
+    } else if ([@"isSupportMultipleImage" isEqualToString:call.method]) {
+        result([NSNumber numberWithBool:YES]);
     } else if ([@"auth" isEqualToString:call.method]) {
         [self handleAuthCall:call result:result];
-    } else if ([@"shareText" isEqualToString:call.method]) {
-        [self handleShareTextCall:call result:result];
-    } else if ([@"shareImage" isEqualToString:call.method] ||
+    } else if ([@"shareText" isEqualToString:call.method] ||
+               [@"shareImage" isEqualToString:call.method] ||
+               [@"shareMultiImage" isEqualToString:call.method] ||
+               [@"shareVideo" isEqualToString:call.method] ||
                [@"shareWebpage" isEqualToString:call.method]) {
-        [self handleShareMediaCall:call result:result];
+        [self handleShareCall:call result:result];
     } else {
         result(FlutterMethodNotImplemented);
     }
@@ -60,22 +63,11 @@
     result(nil);
 }
 
-- (void)handleShareTextCall:(FlutterMethodCall *)call result:(FlutterResult)result {
-    WBSendMessageToWeiboRequest *request = [WBSendMessageToWeiboRequest request];
+- (void)handleShareCall:(FlutterMethodCall *)call result:(FlutterResult)result {
     WBMessageObject *message = [WBMessageObject message];
-    message.text = call.arguments[@"text"];
-    request.message = message;
-    [WeiboSDK sendRequest:request
-               completion:^(BOOL success){
-                   // do nothing
-               }];
-    result(nil);
-}
-
-- (void)handleShareMediaCall:(FlutterMethodCall *)call result:(FlutterResult)result {
-    WBSendMessageToWeiboRequest *request = [WBSendMessageToWeiboRequest request];
-    WBMessageObject *message = [WBMessageObject message];
-    if ([@"shareImage" isEqualToString:call.method]) {
+    if ([@"shareText" isEqualToString:call.method]) {
+        message.text = call.arguments[@"text"];
+    } else if ([@"shareImage" isEqualToString:call.method]) {
         message.text = call.arguments[@"text"];
         WBImageObject *object = [WBImageObject object];
         FlutterStandardTypedData *imageData = call.arguments[@"imageData"];
@@ -87,6 +79,23 @@
             object.imageData = [NSData dataWithContentsOfFile:imageUrl.path];
         }
         message.imageObject = object;
+    } else if ([@"shareMultiImage" isEqualToString:call.method]) {
+        message.text = call.arguments[@"text"];
+        WBImageObject *object = [WBImageObject object];
+        NSArray *imageUris = call.arguments[@"imageUris"];
+        NSMutableArray<UIImage *>* images = [[NSMutableArray alloc] init];
+        for (NSString *imageUri in imageUris) {
+            NSURL *imageUrl = [NSURL URLWithString:imageUri];
+            [images addObject:[UIImage imageWithContentsOfFile:imageUrl.path]];
+        }
+        [object addImages:images];
+        message.imageObject = object;
+    } else if ([@"shareVideo" isEqualToString:call.method]) {
+        message.text = call.arguments[@"text"];
+        WBNewVideoObject *object = [WBNewVideoObject object];
+        NSString *videoUri = call.arguments[@"videoUri"];
+        [object addVideo:[NSURL URLWithString:videoUri]];
+        message.videoObject = object;
     } else if ([@"shareWebpage" isEqualToString:call.method]) {
         WBWebpageObject *object = [WBWebpageObject object];
         object.objectID = [[NSUUID UUID].UUIDString stringByReplacingOccurrencesOfString:@"-" withString:@""];
@@ -99,6 +108,7 @@
         object.webpageUrl = call.arguments[@"webpageUrl"];
         message.mediaObject = object;
     }
+    WBSendMessageToWeiboRequest *request = [WBSendMessageToWeiboRequest request];
     request.message = message;
     [WeiboSDK sendRequest:request
                completion:^(BOOL success){
diff --git a/lib/src/weibo_kit_method_channel.dart b/lib/src/weibo_kit_method_channel.dart
index c3ad252..e8716ef 100644
--- a/lib/src/weibo_kit_method_channel.dart
+++ b/lib/src/weibo_kit_method_channel.dart
@@ -118,7 +118,7 @@ class MethodChannelWeiboKit extends WeiboKitPlatform {
     bool clientOnly = false,
   }) {
     assert(text == null || text.length <= 1024);
-    assert(imageUris.isNotEmpty && imageUris.every((Uri element) => element.isScheme('file')));
+    assert(imageUris.isNotEmpty && imageUris.every((Uri element) => element.isScheme('file')) && imageUris.map((Uri element) => File.fromUri(element).lengthSync()).reduce((int value, int element) => value + element) <= 30 * 1024 * 1024);
     return methodChannel.invokeMethod<void>(
       'shareMultiImage',
       <String, dynamic>{
@@ -136,7 +136,7 @@ class MethodChannelWeiboKit extends WeiboKitPlatform {
     bool clientOnly = false,
   }) {
     assert(text == null || text.length <= 1024);
-    assert(videoUri.isScheme('file'));
+    assert(videoUri.isScheme('file') && File.fromUri(videoUri).lengthSync() <= 50 * 1024 * 1024);
     return methodChannel.invokeMethod<void>(
       'shareVideo',
       <String, dynamic>{
diff --git a/lib/src/weibo_kit_platform_interface.dart b/lib/src/weibo_kit_platform_interface.dart
index 226276c..1c68442 100644
--- a/lib/src/weibo_kit_platform_interface.dart
+++ b/lib/src/weibo_kit_platform_interface.dart
@@ -63,18 +63,18 @@ abstract class WeiboKitPlatform extends PlatformInterface {
   /// 分享 - 文本
   Future<void> shareText({
     required String text,
-    bool clientOnly = false,
+    bool clientOnly = false/* Android Only */,
   }) {
     throw UnimplementedError('shareText({required text, clientOnly}) has not been implemented.');
   }
 
   /// 分享 - 图片
-  /// 图片文件分享用 shareMultiImage
+  /// Android 图片文件分享用 shareMultiImage
   Future<void> shareImage({
     String? text,
     Uint8List? imageData,
     Uri? imageUri,
-    bool clientOnly = false,
+    bool clientOnly = false/* Android Only */,
   }) {
     throw UnimplementedError('shareImage({text, imageData, imageUri, clientOnly}) has not been implemented.');
   }
@@ -83,7 +83,7 @@ abstract class WeiboKitPlatform extends PlatformInterface {
   Future<void> shareMultiImage({
     String? text,
     required List<Uri> imageUris,
-    bool clientOnly = false,
+    bool clientOnly = false/* Android Only */,
   }) {
     throw UnimplementedError('shareMultiImage({text, required imageUris, clientOnly}) has not been implemented.');
   }
@@ -92,19 +92,18 @@ abstract class WeiboKitPlatform extends PlatformInterface {
   Future<void> shareVideo({
     String? text,
     required Uri videoUri,
-    bool clientOnly = false,
+    bool clientOnly = false/* Android Only */,
   }) {
     throw UnimplementedError('shareVideo({text, required videoUri, clientOnly}) has not been implemented.');
   }
 
   /// 分享 - 网页
-  /// iOS：分享多媒体已经弃用 请不要用相关api
   Future<void> shareWebpage({
     required String title,
     required String description,
     required Uint8List thumbData,
     required String webpageUrl,
-    bool clientOnly = false,
+    bool clientOnly = false/* Android Only */,
   }) {
     throw UnimplementedError('shareWebpage({required title, required description, required thumbData, required webpageUrl, clientOnly}) has not been implemented.');
   }