diff --git a/plugins/platforms/feishu/adapter.py b/plugins/platforms/feishu/adapter.py
index 68875d998628a..8c50942042c29 100644
--- a/plugins/platforms/feishu/adapter.py
+++ b/plugins/platforms/feishu/adapter.py
@@ -5051,19 +5051,19 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_get_chat_request(chat_id: str) -> Any:
-        if "GetChatRequest" in globals():
+        if GetChatRequest is not None:
             return GetChatRequest.builder().chat_id(chat_id).build()
         return SimpleNamespace(chat_id=chat_id)
 
     @staticmethod
     def _build_get_message_request(message_id: str) -> Any:
-        if "GetMessageRequest" in globals():
+        if GetMessageRequest is not None:
             return GetMessageRequest.builder().message_id(message_id).build()
         return SimpleNamespace(message_id=message_id)
 
     @staticmethod
     def _build_message_resource_request(*, message_id: str, file_key: str, resource_type: str) -> Any:
-        if "GetMessageResourceRequest" in globals():
+        if GetMessageResourceRequest is not None:
             return (
                 GetMessageResourceRequest.builder()
                 .message_id(message_id)
@@ -5075,7 +5075,7 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_get_application_request(*, app_id: str, lang: str) -> Any:
-        if "GetApplicationRequest" in globals():
+        if GetApplicationRequest is not None:
             return (
                 GetApplicationRequest.builder()
                 .app_id(app_id)
@@ -5086,7 +5086,7 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_reply_message_body(*, content: str, msg_type: str, reply_in_thread: bool, uuid_value: str) -> Any:
-        if "ReplyMessageRequestBody" in globals():
+        if ReplyMessageRequestBody is not None:
             return (
                 ReplyMessageRequestBody.builder()
                 .content(content)
@@ -5104,7 +5104,7 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_reply_message_request(message_id: str, request_body: Any) -> Any:
-        if "ReplyMessageRequest" in globals():
+        if ReplyMessageRequest is not None:
             return (
                 ReplyMessageRequest.builder()
                 .message_id(message_id)
@@ -5115,7 +5115,7 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_update_message_body(*, msg_type: str, content: str) -> Any:
-        if "UpdateMessageRequestBody" in globals():
+        if UpdateMessageRequestBody is not None:
             return (
                 UpdateMessageRequestBody.builder()
                 .msg_type(msg_type)
@@ -5126,7 +5126,7 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_update_message_request(message_id: str, request_body: Any) -> Any:
-        if "UpdateMessageRequest" in globals():
+        if UpdateMessageRequest is not None:
             return (
                 UpdateMessageRequest.builder()
                 .message_id(message_id)
@@ -5137,7 +5137,7 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_create_message_body(*, receive_id: str, msg_type: str, content: str, uuid_value: str) -> Any:
-        if "CreateMessageRequestBody" in globals():
+        if CreateMessageRequestBody is not None:
             return (
                 CreateMessageRequestBody.builder()
                 .receive_id(receive_id)
@@ -5155,7 +5155,7 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_create_message_request(receive_id_type: str, request_body: Any) -> Any:
-        if "CreateMessageRequest" in globals():
+        if CreateMessageRequest is not None:
             return (
                 CreateMessageRequest.builder()
                 .receive_id_type(receive_id_type)
@@ -5166,7 +5166,7 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_image_upload_body(*, image_type: str, image: Any) -> Any:
-        if "CreateImageRequestBody" in globals():
+        if CreateImageRequestBody is not None:
             return (
                 CreateImageRequestBody.builder()
                 .image_type(image_type)
@@ -5177,13 +5177,13 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_image_upload_request(request_body: Any) -> Any:
-        if "CreateImageRequest" in globals():
+        if CreateImageRequest is not None:
             return CreateImageRequest.builder().request_body(request_body).build()
         return SimpleNamespace(request_body=request_body)
 
     @staticmethod
     def _build_file_upload_body(*, file_type: str, file_name: str, file: Any, duration: int = 0) -> Any:
-        if "CreateFileRequestBody" in globals():
+        if CreateFileRequestBody is not None:
             builder = (
                 CreateFileRequestBody.builder()
                 .file_type(file_type)
@@ -5197,7 +5197,7 @@ class FeishuAdapter(BasePlatformAdapter):
 
     @staticmethod
     def _build_file_upload_request(request_body: Any) -> Any:
-        if "CreateFileRequest" in globals():
+        if CreateFileRequest is not None:
             return CreateFileRequest.builder().request_body(request_body).build()
         return SimpleNamespace(request_body=request_body)