diff --git a/lsfx-mock-server/services/__init__.py b/lsfx-mock-server/services/__init__.py
new file mode 100644
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--- /dev/null
+++ b/lsfx-mock-server/services/__init__.py
@@ -0,0 +1 @@
+# Services package
diff --git a/lsfx-mock-server/services/__pycache__/__init__.cpython-313.pyc b/lsfx-mock-server/services/__pycache__/__init__.cpython-313.pyc
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diff --git a/lsfx-mock-server/services/__pycache__/token_service.cpython-313.pyc b/lsfx-mock-server/services/__pycache__/token_service.cpython-313.pyc
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diff --git a/lsfx-mock-server/services/file_service.py b/lsfx-mock-server/services/file_service.py
new file mode 100644
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+++ b/lsfx-mock-server/services/file_service.py
@@ -0,0 +1,151 @@
+from fastapi import BackgroundTasks, UploadFile
+from models.request import FetchInnerFlowRequest
+from utils.response_builder import ResponseBuilder
+from config.settings import settings
+from typing import Dict, List
+import time
+from datetime import datetime
+
+
+class FileService:
+    """文件上传和解析服务"""
+
+    def __init__(self):
+        self.file_records = {}  # logId -> record
+        self.parsing_status = {}  # logId -> is_parsing
+        self.log_counter = settings.INITIAL_LOG_ID
+
+    async def upload_file(
+        self, group_id: int, file: UploadFile, background_tasks: BackgroundTasks
+    ) -> Dict:
+        """上传文件并启动后台解析任务
+
+        Args:
+            group_id: 项目ID
+            file: 上传的文件
+            background_tasks: FastAPI后台任务
+
+        Returns:
+            上传响应字典
+        """
+        # 生成唯一logId
+        self.log_counter += 1
+        log_id = self.log_counter
+
+        # 获取当前时间
+        upload_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+
+        # 立即存储文件记录（初始状态：解析中）
+        self.file_records[log_id] = {
+            "logId": log_id,
+            "groupId": group_id,
+            "status": -5,
+            "uploadStatusDesc": "parsing",
+            "uploadFileName": file.filename,
+            "fileSize": 0,  # 简化处理
+            "bankName": "MOCK",
+            "uploadTime": upload_time,
+        }
+
+        # 标记为解析中
+        self.parsing_status[log_id] = True
+
+        # 启动后台任务，延迟解析
+        background_tasks.add_task(
+            self._simulate_parsing, log_id, settings.PARSE_DELAY_SECONDS
+        )
+
+        # 构建响应
+        response = ResponseBuilder.build_success_response(
+            "upload", log_id=log_id, upload_time=upload_time
+        )
+
+        return response
+
+    def _simulate_parsing(self, log_id: int, delay_seconds: int):
+        """后台任务：模拟文件解析过程
+
+        Args:
+            log_id: 日志ID
+            delay_seconds: 延迟秒数
+        """
+        time.sleep(delay_seconds)
+
+        # 解析完成，更新状态
+        if log_id in self.file_records:
+            self.file_records[log_id]["uploadStatusDesc"] = (
+                "data.wait.confirm.newaccount"
+            )
+            self.parsing_status[log_id] = False
+
+    def check_parse_status(self, group_id: int, inprogress_list: str) -> Dict:
+        """检查文件解析状态
+
+        Args:
+            group_id: 项目ID
+            inprogress_list: 文件ID列表（逗号分隔）
+
+        Returns:
+            解析状态响应字典
+        """
+        # 解析logId列表
+        log_ids = [int(x.strip()) for x in inprogress_list.split(",") if x.strip()]
+
+        # 检查是否还在解析中
+        is_parsing = any(
+            self.parsing_status.get(log_id, False) for log_id in log_ids
+        )
+
+        # 获取待处理列表
+        pending_list = [
+            self.file_records[log_id]
+            for log_id in log_ids
+            if log_id in self.file_records
+        ]
+
+        return {
+            "code": "200",
+            "data": {"parsing": is_parsing, "pendingList": pending_list},
+            "status": "200",
+            "successResponse": True,
+        }
+
+    def delete_files(self, group_id: int, log_ids: List[int], user_id: int) -> Dict:
+        """删除文件
+
+        Args:
+            group_id: 项目ID
+            log_ids: 文件ID列表
+            user_id: 用户ID
+
+        Returns:
+            删除响应字典
+        """
+        # 删除文件记录
+        for log_id in log_ids:
+            self.file_records.pop(log_id, None)
+            self.parsing_status.pop(log_id, None)
+
+        return {
+            "code": "200",
+            "data": {"message": "delete.files.success"},
+            "status": "200",
+            "successResponse": True,
+        }
+
+    def fetch_inner_flow(self, request: FetchInnerFlowRequest) -> Dict:
+        """拉取行内流水（模拟无数据场景）
+
+        Args:
+            request: 拉取流水请求
+
+        Returns:
+            流水响应字典
+        """
+        # 模拟无行内流水文件场景
+        return {
+            "code": "200",
+            "data": {"code": "501014", "message": "无行内流水文件"},
+            "status": "200",
+            "successResponse": True,
+        }
diff --git a/lsfx-mock-server/services/statement_service.py b/lsfx-mock-server/services/statement_service.py
new file mode 100644
index 0000000..2b51231
--- /dev/null
+++ b/lsfx-mock-server/services/statement_service.py
@@ -0,0 +1,33 @@
+from models.request import GetBankStatementRequest
+from utils.response_builder import ResponseBuilder
+from typing import Dict
+
+
+class StatementService:
+    """流水数据服务"""
+
+    def get_bank_statement(self, request: GetBankStatementRequest) -> Dict:
+        """获取银行流水列表
+
+        Args:
+            request: 获取银行流水请求
+
+        Returns:
+            银行流水响应字典
+        """
+        # 加载模板
+        template = ResponseBuilder.load_template("bank_statement")
+        statements = template["success_response"]["data"]["bankStatementList"]
+        total_count = len(statements)
+
+        # 模拟分页
+        start = (request.pageNow - 1) * request.pageSize
+        end = start + request.pageSize
+        page_data = statements[start:end]
+
+        return {
+            "code": "200",
+            "data": {"bankStatementList": page_data, "totalCount": total_count},
+            "status": "200",
+            "successResponse": True,
+        }
diff --git a/lsfx-mock-server/services/token_service.py b/lsfx-mock-server/services/token_service.py
new file mode 100644
index 0000000..6149d60
--- /dev/null
+++ b/lsfx-mock-server/services/token_service.py
@@ -0,0 +1,49 @@
+from models.request import GetTokenRequest
+from utils.response_builder import ResponseBuilder
+from config.settings import settings
+from typing import Dict
+
+
+class TokenService:
+    """Token管理服务"""
+
+    def __init__(self):
+        self.project_counter = settings.INITIAL_PROJECT_ID
+        self.tokens = {}  # projectId -> token_data
+
+    def create_token(self, request: GetTokenRequest) -> Dict:
+        """创建Token
+
+        Args:
+            request: 获取Token请求
+
+        Returns:
+            Token响应字典
+        """
+        # 生成唯一项目ID
+        self.project_counter += 1
+        project_id = self.project_counter
+
+        # 构建响应
+        response = ResponseBuilder.build_success_response(
+            "token",
+            project_id=project_id,
+            project_no=request.projectNo,
+            entity_name=request.entityName
+        )
+
+        # 存储token信息
+        self.tokens[project_id] = response.get("data")
+
+        return response
+
+    def get_project(self, project_id: int) -> Dict:
+        """获取项目信息
+
+        Args:
+            project_id: 项目ID
+
+        Returns:
+            项目信息字典
+        """
+        return self.tokens.get(project_id)