diff --git a/config.yaml b/config.yaml
index 420fd8d..d5d5f55 100644
--- a/config.yaml
+++ b/config.yaml
@@ -30,13 +30,19 @@ database:
   pool_recycle: 3600
   echo: false
 
-cameras:
-- id: 1
-  index: testindexcode
-  name: Entrance
-  params:
-    roi_points:
-      - [0.15, 0.001]
-      - [0.5, 0.001]
-      - [1.0, 0.8]
-      - [0.35, 1.0]
+# 服务组配置：每个组有独立的 WebSocket 和算法类型
+service_groups:
+- name: "kadian_group"           # 服务组名称
+  ws_host: "0.0.0.0"             # WebSocket 服务地址
+  ws_port: 8765                  # WebSocket 服务端口
+  algorithm: "kadian"            # 算法类型
+  cameras:                       # 该组下的摄像头列表
+  - id: 1
+    index: testindexcode
+    name: Entrance
+    params:
+      roi_points:
+        - [0.15, 0.001]
+        - [0.5, 0.001]
+        - [1.0, 0.8]
+        - [0.35, 1.0]
diff --git a/main_start.py b/main_start.py
index d9ecd9c..2a192e1 100644
--- a/main_start.py
+++ b/main_start.py
@@ -11,22 +11,22 @@ import os
 import signal
 import argparse
 import time
-from typing import List
+from typing import List, Dict
 
 from common.camera_config import CameraConfig
 from utils.logger import get_logger
 
 logger = get_logger(__name__)
 
-# PID 文件路径
-PID_FILE = "rtsp_service.pid"
+# PID 文件目录
+PID_DIR = "pids"
 
 
-def load_cameras_from_yaml(config_path: str = "config.yaml") -> List[dict]:
-    """从 YAML 文件加载摄像头配置"""
+def load_service_groups_from_yaml(config_path: str = "config.yaml") -> List[dict]:
+    """从 YAML 文件加载服务组配置"""
     with open(config_path, "r", encoding="utf-8") as f:
         cfg = yaml.safe_load(f)
-    return cfg.get("cameras", [])
+    return cfg.get("service_groups", [])
 
 
 def cameras_to_base64_json(cameras: List[dict]) -> str:
@@ -35,39 +35,36 @@ def cameras_to_base64_json(cameras: List[dict]) -> str:
     return base64.b64encode(json_str.encode('utf-8')).decode('ascii')
 
 
-def start_rtsp_service(cameras_base64: str, script_path: str = "rtsp_service_ws_kadian.py"):
-    """启动 RTSP 服务子进程（后台运行）"""
-    cmd = [
-        sys.executable,  # 当前 Python 解释器路径
-        script_path,
-        "--cameras", cameras_base64
-    ]
-
-    logger.info(f"[INFO] Starting RTSP service with command: python {script_path} --cameras <base64_config>")
-
-    # 使用 start_new_session=True 创建新会话，类似 nohup 效果
-    process = subprocess.Popen(cmd, start_new_session=True)
-
-    return process
+def get_pid_file_path(group_name: str) -> str:
+    """获取服务组的 PID 文件路径"""
+    return os.path.join(PID_DIR, f"{group_name}.pid")
 
 
-def save_pid(pid: int):
+def ensure_pid_dir():
+    """确保 PID 目录存在"""
+    if not os.path.exists(PID_DIR):
+        os.makedirs(PID_DIR)
+
+
+def save_pid(pid: int, group_name: str):
     """保存进程ID到文件"""
+    ensure_pid_dir()
+    pid_file = get_pid_file_path(group_name)
     try:
-        with open(PID_FILE, "w") as f:
+        with open(pid_file, "w") as f:
             f.write(str(pid))
-        logger.info(f"[INFO] Saved PID {pid} to {PID_FILE}")
+        logger.info(f"[INFO] Saved PID {pid} to {pid_file}")
     except Exception as e:
         logger.error(f"[ERROR] Failed to save PID file: {e}")
 
 
-def read_pid():
+def read_pid(group_name: str):
     """从PID文件读取进程ID"""
+    pid_file = get_pid_file_path(group_name)
     try:
-        with open(PID_FILE, "r") as f:
+        with open(pid_file, "r") as f:
             return int(f.read().strip())
     except FileNotFoundError:
-        logger.warning(f"[WARN] PID file {PID_FILE} not found")
         return None
     except Exception as e:
         logger.error(f"[ERROR] Failed to read PID file: {e}")
@@ -77,127 +74,169 @@ def read_pid():
 def is_process_running(pid: int):
     """检查进程是否在运行"""
     try:
-        # 发送信号0，不实际发送信号，仅检查进程是否存在
         os.kill(pid, 0)
         return True
     except OSError:
         return False
 
 
-def start_service():
-    """启动服务"""
-    # 检查是否已经在运行
-    pid = read_pid()
-    if pid and is_process_running(pid):
-        logger.warning(f"[WARN] Service is already running with PID {pid}")
-        return False
+def start_rtsp_service(group: dict, script_path: str = "rtsp_service_ws_kadian.py"):
+    """启动 RTSP 服务子进程（后台运行）"""
+    cameras = group.get("cameras", [])
+    ws_host = group.get("ws_host", "0.0.0.0")
+    ws_port = group.get("ws_port", 8765)
+    algorithm = group.get("algorithm", "")
+    group_name = group.get("name", "default")
 
+    cameras_base64 = cameras_to_base64_json(cameras)
+
+    cmd = [
+        sys.executable,
+        script_path,
+        "--cameras", cameras_base64,
+        "--ws-host", ws_host,
+        "--ws-port", str(ws_port),
+        "--algorithm", algorithm
+    ]
+
+    logger.info(f"[INFO] Starting service group '{group_name}': ws={ws_host}:{ws_port}, algorithm={algorithm}")
+
+    process = subprocess.Popen(cmd, start_new_session=True)
+    return process, group_name
+
+
+def start_service():
+    """启动所有服务组"""
     config_path = "config.yaml"
     
     # 1. 读取配置
-    cameras_data = load_cameras_from_yaml(config_path)
-    logger.info(f"[INFO] Loaded {len(cameras_data)} cameras from {config_path}")
+    service_groups = load_service_groups_from_yaml(config_path)
+    logger.info(f"[INFO] Loaded {len(service_groups)} service groups from {config_path}")
     
-    if not cameras_data:
-        logger.error("[ERROR] No cameras found in config, exiting...")
+    if not service_groups:
+        logger.error("[ERROR] No service groups found in config, exiting...")
         return False
     
-    # 2. 转换为 base64 JSON
-    cameras_base64 = cameras_to_base64_json(cameras_data)
+    # 2. 启动每个服务组
+    started_count = 0
+    for group in service_groups:
+        group_name = group.get("name", "default")
+        
+        # 检查是否已经在运行
+        pid = read_pid(group_name)
+        if pid and is_process_running(pid):
+            logger.warning(f"[WARN] Service group '{group_name}' is already running with PID {pid}")
+            continue
+        
+        try:
+            process, name = start_rtsp_service(group)
+            time.sleep(0.5)
+            save_pid(process.pid, name)
+            logger.info(f"[INFO] Service group '{name}' started with PID {process.pid}")
+            started_count += 1
+        except Exception as e:
+            logger.error(f"[ERROR] Failed to start service group '{group_name}': {e}")
     
-    # 3. 启动子进程
-    try:
-        process = start_rtsp_service(cameras_base64)
-        # 等待一下确保进程启动
-        time.sleep(1)
-        
-        # 4. 保存PID
-        save_pid(process.pid)
-        
-        logger.info(f"[INFO] Service started successfully with PID {process.pid}")
-        logger.info("[INFO] Main process exiting, service will continue running in background")
-        return True
-    except Exception as e:
-        logger.error(f"[ERROR] Failed to start service: {e}")
-        return False
+    logger.info(f"[INFO] Started {started_count}/{len(service_groups)} service groups")
+    return started_count > 0
 
 
 def status_service():
-    """检查服务状态"""
-    pid = read_pid()
-    if not pid:
-        logger.info("[INFO] Service is not running (no PID file)")
+    """检查所有服务组状态"""
+    config_path = "config.yaml"
+    service_groups = load_service_groups_from_yaml(config_path)
+    
+    if not service_groups:
+        logger.info("[INFO] No service groups configured")
         return False
     
-    if is_process_running(pid):
-        logger.info(f"[INFO] Service is running with PID {pid}")
-        return True
-    else:
-        logger.info(f"[INFO] Service is not running (PID {pid} not found), cleaning up PID file")
-        try:
-            os.remove(PID_FILE)
-        except:
-            pass
-        return False
+    running_count = 0
+    for group in service_groups:
+        group_name = group.get("name", "default")
+        pid = read_pid(group_name)
+        
+        if pid and is_process_running(pid):
+            logger.info(f"[INFO] Service group '{group_name}' is running with PID {pid}")
+            running_count += 1
+        else:
+            logger.info(f"[INFO] Service group '{group_name}' is not running")
+            # 清理无效的PID文件
+            if pid:
+                try:
+                    os.remove(get_pid_file_path(group_name))
+                except:
+                    pass
+    
+    logger.info(f"[INFO] {running_count}/{len(service_groups)} service groups running")
+    return running_count > 0
 
 
 def stop_service(force=False):
-    """停止服务"""
-    pid = read_pid()
-    if not pid:
-        logger.error("[ERROR] No PID file found, service may not be running")
-        return False
+    """停止所有服务组"""
+    config_path = "config.yaml"
+    service_groups = load_service_groups_from_yaml(config_path)
     
-    if not is_process_running(pid):
-        logger.warning(f"[WARN] Process with PID {pid} is not running, cleaning up PID file")
+    if not service_groups:
+        logger.info("[INFO] No service groups configured")
+        return True
+    
+    stopped_count = 0
+    for group in service_groups:
+        group_name = group.get("name", "default")
+        pid = read_pid(group_name)
+        
+        if not pid:
+            logger.info(f"[INFO] Service group '{group_name}' has no PID file")
+            continue
+        
+        if not is_process_running(pid):
+            logger.warning(f"[WARN] Service group '{group_name}' PID {pid} not running, cleaning up")
+            try:
+                os.remove(get_pid_file_path(group_name))
+            except:
+                pass
+            stopped_count += 1
+            continue
+        
         try:
-            os.remove(PID_FILE)
-        except:
-            pass
-        return True
+            if force:
+                logger.info(f"[INFO] Force killing service group '{group_name}' (PID {pid})")
+                os.kill(pid, signal.SIGKILL)
+            else:
+                logger.info(f"[INFO] Stopping service group '{group_name}' (PID {pid})")
+                os.kill(pid, signal.SIGTERM)
+            
+            # 等待进程结束
+            for i in range(10):
+                if not is_process_running(pid):
+                    break
+                time.sleep(1)
+            
+            if is_process_running(pid):
+                logger.warning(f"[WARN] Force killing service group '{group_name}'")
+                os.kill(pid, signal.SIGKILL)
+                time.sleep(1)
+            
+            # 清理PID文件
+            try:
+                os.remove(get_pid_file_path(group_name))
+            except:
+                pass
+            
+            logger.info(f"[INFO] Service group '{group_name}' stopped")
+            stopped_count += 1
+        except Exception as e:
+            logger.error(f"[ERROR] Failed to stop service group '{group_name}': {e}")
     
-    # 发送终止信号
-    try:
-        if force:
-            logger.info(f"[INFO] Force killing process {pid} with SIGKILL")
-            os.kill(pid, signal.SIGKILL)
-        else:
-            logger.info(f"[INFO] Gracefully stopping process {pid} with SIGTERM")
-            os.kill(pid, signal.SIGTERM)
-        
-        # 等待进程结束（最多10秒）
-        for i in range(10):
-            if not is_process_running(pid):
-                break
-            time.sleep(1)
-        
-        # 如果进程还在，强制杀死
-        if is_process_running(pid):
-            logger.warning(f"[WARN] Process {pid} still running after SIGTERM, sending SIGKILL")
-            os.kill(pid, signal.SIGKILL)
-            time.sleep(1)
-        
-        # 清理PID文件
-        if os.path.exists(PID_FILE):
-            os.remove(PID_FILE)
-        
-        logger.info(f"[INFO] Service stopped successfully (PID: {pid})")
-        return True
-    except Exception as e:
-        logger.error(f"[ERROR] Failed to stop service: {e}")
-        return False
+    logger.info(f"[INFO] Stopped {stopped_count}/{len(service_groups)} service groups")
+    return True
 
 
 def restart_service():
-    """重启服务"""
-    logger.info("[INFO] Restarting service...")
-    
-    # 先停止
-    if status_service():
-        stop_service()
-        time.sleep(2)  # 等待进程完全停止
-    
-    # 再启动
+    """重启所有服务组"""
+    logger.info("[INFO] Restarting all service groups...")
+    stop_service()
+    time.sleep(2)
     return start_service()
 
 
@@ -220,8 +259,8 @@ def main():
         success = restart_service()
         sys.exit(0 if success else 1)
     elif args.command == "status":
-        success = status_service()
-        sys.exit(0 if success else 0)  # 状态检查总是返回0退出码
+        status_service()
+        sys.exit(0)
 
 
 if __name__ == "__main__":
diff --git a/rtsp_service_ws_kadian.py b/rtsp_service_ws_kadian.py
index 4370a94..f258b47 100644
--- a/rtsp_service_ws_kadian.py
+++ b/rtsp_service_ws_kadian.py
@@ -25,9 +25,6 @@ from utils.web_socket_sender import WebSocketSender
 from utils.logger import get_logger
 logger = get_logger(__name__)
 
-WS_HOST = "0.0.0.0"
-WS_PORT = 8765
-
 
 # ========================= RTSP 抓流线程 =========================
 class RTSPCaptureWorker(threading.Thread):
@@ -175,8 +172,11 @@ class RTSPCaptureWorker(threading.Thread):
 
 # ========================= 服务主类 =========================
 class RTSPService:
-    def __init__(self, cameras: list[CameraConfig]):
+    def __init__(self, cameras: list[CameraConfig], ws_host: str = "0.0.0.0", ws_port: int = 8765, algorithm: str = ""):
         self.cameras = cameras
+        self.ws_host = ws_host
+        self.ws_port = ws_port
+        self.algorithm = algorithm
 
         self.stop_event = threading.Event()
         self.raw_queue = queue.Queue(maxsize=2)
@@ -184,7 +184,7 @@ class RTSPService:
 
         self.capture_workers = []
         self.processor = FrameProcessorWorker(self.raw_queue, self.ws_queue, self.stop_event, self.cameras)
-        self.ws_sender = WebSocketSender(self.ws_queue, self.stop_event, WS_HOST, WS_PORT)
+        self.ws_sender = WebSocketSender(self.ws_queue, self.stop_event, self.ws_host, self.ws_port)
 
     def start(self):
         self.ws_sender.start()
@@ -193,7 +193,7 @@ class RTSPService:
             w = RTSPCaptureWorker(cam, self.raw_queue, self.stop_event)
             w.start()
             self.capture_workers.append(w)
-        logger.info("[INFO] Kadian RTSP Service started")
+        logger.info(f"[INFO] RTSP Service started (algorithm={self.algorithm}, ws={self.ws_host}:{self.ws_port})")
 
     def stop(self):
         self.stop_event.set()
@@ -241,9 +241,12 @@ def parse_cameras_from_yaml(yaml_path: str) -> list[CameraConfig]:
 
 
 if __name__ == "__main__":
-    parser = argparse.ArgumentParser(description="RTSP Service for Kadian Detection")
+    parser = argparse.ArgumentParser(description="RTSP Service for Detection")
     parser.add_argument("--cameras", type=str, help="Cameras config in JSON format (or base64 encoded JSON)")
     parser.add_argument("--config", type=str, default="config.yaml", help="Path to config YAML file")
+    parser.add_argument("--ws-host", type=str, default="0.0.0.0", help="WebSocket host")
+    parser.add_argument("--ws-port", type=int, default=8765, help="WebSocket port")
+    parser.add_argument("--algorithm", type=str, default="", help="Algorithm type")
     args = parser.parse_args()
 
     # 优先使用命令行传入的 cameras JSON，否则读取配置文件
@@ -258,7 +261,7 @@ if __name__ == "__main__":
         logger.error("[ERROR] No cameras configured, exiting...")
         sys.exit(1)
 
-    service = RTSPService(cameras)
+    service = RTSPService(cameras, ws_host=args.ws_host, ws_port=args.ws_port, algorithm=args.algorithm)
     service.start()
     try:
         while True: