diff --git a/README.md b/README.md
index 9914c48..6d0c671 100644
--- a/README.md
+++ b/README.md
@@ -16,4 +16,9 @@ SYS_ERROR_CODE
 20000
 
 
+```
+
+```
+TODO:
+    1.关闭系统的时间同步
 ```
\ No newline at end of file
diff --git a/appsrc/service/main_control_service.cpp b/appsrc/service/main_control_service.cpp
index a253ab2..557b0de 100644
--- a/appsrc/service/main_control_service.cpp
+++ b/appsrc/service/main_control_service.cpp
@@ -4,6 +4,7 @@
 #include "service/setting_mgr_service.hpp"
 #include "service/user_mgr_service.hpp"
 #include "service/device_info_mgr_service.hpp"
+#include "service/os_mgr_service.hpp"
 
 using namespace iflytop;
 using namespace core;
@@ -28,7 +29,7 @@ void MainControlService::initialize() {
   BUILD_AND_REG_SERRVICE(UserMgrService);
   BUILD_AND_REG_SERRVICE(SettingMgrService);
   BUILD_AND_REG_SERRVICE(DeviceInfoMgrService);
-
+  BUILD_AND_REG_SERRVICE(OsMgrService);
   //
   GET_SERVICE(IflytopFrontEndService)->startListen();
   GET_SERVICE(IflytopFrontEndService)->onMessage.connect([this](weak_ptr<WebSocket> webSocket, json& cmd, json& receipt) {
diff --git a/appsrc/service/os_mgr_service.cpp b/appsrc/service/os_mgr_service.cpp
new file mode 100644
index 0000000..1494ccc
--- /dev/null
+++ b/appsrc/service/os_mgr_service.cpp
@@ -0,0 +1,46 @@
+#include "os_mgr_service.hpp"
+using namespace iflytop;
+using namespace std;
+using namespace core;
+
+OsMgrService::OsMgrService() {}
+void OsMgrService::initialize() {
+  GET_TO_SERVICE(m_db);
+  GET_TO_SERVICE(m_ds);
+  GET_TO_SERVICE(m_gConfig);
+
+  REGFN(OsMgrService, shutdown);
+  REGFN(OsMgrService, updateDate);
+  REGFN(OsMgrService, updateTime);
+}
+
+void OsMgrService::shutdown(shared_ptr<MsgProcessContext> cxt) {
+  logger->info("shutdown");
+  // sleep
+  this_thread::sleep_for(chrono::seconds(3));
+  return;
+}
+void OsMgrService::updateDate(shared_ptr<MsgProcessContext> cxt) {
+  logger->info("updateDate");
+  // sleep
+  auto& param = cxt->cmd["param"];
+
+  int32_t year  = jsonGet<int>(param["year"]);
+  int32_t month = jsonGet<int>(param["month"]);
+  int32_t day   = jsonGet<int>(param["day"]);
+  logger->info("updateDate {} {} {}", year, month, day);
+  // date -s "2023-01-02 02:32:32"
+  dosystem(fmt::format("date -s \"{}{:02}{:02} `date +%T`\"", year, month, day).c_str());
+  dosystem(fmt::format("hwclock -w").c_str());
+}
+void OsMgrService::updateTime(shared_ptr<MsgProcessContext> cxt) {
+  auto& param = cxt->cmd["param"];
+
+  int32_t hour   = jsonGet<int>(param["hour"]);
+  int32_t min    = jsonGet<int>(param["min"]);
+  int32_t second = jsonGet<int>(param["second"]);
+  logger->info("updateDate {}:{}:{}", hour, min, second);
+  // date -s "2023-01-02 02:32:32"
+  dosystem(fmt::format("date -s \"`date +%Y-%m-%d` {:02}:{:02}:{:02}\"", hour, min, second).c_str());
+  dosystem(fmt::format("hwclock -w").c_str());
+}
diff --git a/appsrc/service/os_mgr_service.hpp b/appsrc/service/os_mgr_service.hpp
new file mode 100644
index 0000000..7fec45b
--- /dev/null
+++ b/appsrc/service/os_mgr_service.hpp
@@ -0,0 +1,36 @@
+#pragma once
+#include <fstream>
+#include <iostream>
+#include <list>
+#include <map>
+#include <memory>
+#include <set>
+#include <sstream>
+#include <string>
+#include <vector>
+//
+#include "baseservice/baseservice.hpp"
+namespace iflytop {
+class OsMgrService : public enable_shared_from_this<OsMgrService> {
+  ENABLE_LOGGER(OsMgrService);
+
+  shared_ptr<DBService>          m_db;
+  shared_ptr<DeviceStateService> m_ds;
+  shared_ptr<GConfig>            m_gConfig;
+
+ public:
+  OsMgrService();
+  void initialize();
+
+ private:
+  void shutdown(shared_ptr<MsgProcessContext> cxt);
+  void updateDate(shared_ptr<MsgProcessContext> cxt);
+  void updateTime(shared_ptr<MsgProcessContext> cxt);
+
+  void dosystem(string order) {
+    logger->info("do:{}", order);
+    system(order.c_str());
+  }
+};
+
+}  // namespace iflytop