diff --git a/code/application/source/sf_app/code/source/app/sf_system.c b/code/application/source/sf_app/code/source/app/sf_system.c
index db2305107..0763b43ff 100755
--- a/code/application/source/sf_app/code/source/app/sf_system.c
+++ b/code/application/source/sf_app/code/source/app/sf_system.c
@@ -141,7 +141,11 @@ SF_THREAD_S McuUpDataTskCfg =
 	.IsRun = 0,
 	.TskId = -1,
 };
-
+SF_THREAD_S PowerOffTskCfg =
+{
+	.IsRun = 0,
+	.TskId = -1,
+};
 SINT8 debugFlag = 0;
 
 UINT8 McuInitFlag = 0;
@@ -1499,7 +1503,36 @@ SINT32 sf_app_mcu_para_stop(void)
     }
 	return SF_SUCCESS;
 }
+void* sf_app_power_off_thread(void *arg)
+{
 
+	SLOGI("thread run\n");
+	PowerOffTskCfg.IsRun = 1;
+    sleep(5);
+    SLOGE("cdv power off err\n");
+    app_system_poweroff(0);
+	PowerOffTskCfg.IsRun = 0;
+	SLOGI("thread end\n");
+
+	return NULL;
+}
+SINT32 sf_app_power_off_start(void)
+{
+    SINT32 ret = SF_FAILURE;
+	if(PowerOffTskCfg.IsRun)
+	{	
+		SLOGE("thread has already run !!!\n");
+		return SF_FAILURE;
+	}
+	ret = pthread_create(&PowerOffTskCfg.TskId, NULL, sf_app_power_off_thread, NULL);
+	if(ret != SF_SUCCESS)
+	{	
+        MLOGD("thread  creat fail!\n");
+		return ret;
+	}
+	return SF_SUCCESS;
+
+}
 /*************************************************
    Function:    sf_power_off_msg_to_cardv
    Description: power off
@@ -1516,6 +1549,7 @@ void sf_power_off_msg_to_cardv(void)
     stMessageBuf.arg1 = SF_EVENT_KEY_SHORT_CLICK;
     stMessageBuf.arg2 = SF_KEY_PIN_AOTU_MODE_POWOFF;//auto mode powoff
     sf_com_message_send_to_cardv(&stMessageBuf);
+    sf_app_power_off_start();
 }
 
 UINT8 sf_app_get_mcu_init_flag(void)