diff --git a/product/common/sysconfig/signal_srv.xml b/product/common/sysconfig/signal_srv.xml
index 01f6d4c2..64f45495 100644
--- a/product/common/sysconfig/signal_srv.xml
+++ b/product/common/sysconfig/signal_srv.xml
@@ -9,11 +9,20 @@
 			<alm_clr value="1" desc="�澯��ʧ��ֵ"/>
 	    </alarm_signal>
 		-->
-
+<!--
 	<proc_check_signal>
 		<proc_check name="fes" domain_id="1" app_id="1" />
 		<alm_io file="/sys/class/gpio/gpio85/value"/>
 		<alm_act value="0" />
 		<alm_clr value="1" />
 	</proc_check_signal>
+-->	
+	
+		<app_check_signal>
+		<app_check check_app_id="4" conn_domain_id="1" conn_app_id="1" />
+		<alm_io file="/sys/class/gpio/gpio85/value"/>
+		<alm_act value="0" />
+		<alm_clr value="1" />
+	</app_check_signal>
+	
 </root>
\ No newline at end of file
diff --git a/product/src/application/signal_srv/SignalSrvThread.cpp b/product/src/application/signal_srv/SignalSrvThread.cpp
index 414fb557..6c1eff0d 100644
--- a/product/src/application/signal_srv/SignalSrvThread.cpp
+++ b/product/src/application/signal_srv/SignalSrvThread.cpp
@@ -9,7 +9,8 @@
 #include "alarm/CAlarmDataCollect.h"
 #include "processCheck/CProcessCheckSignalManage.h"
 #include "processCheck/CProcessQueryThread.h"
-
+#include "appCheck/CAppQueryThread.h"
+#include "appCheck/CAppCheckSignalManage.h"
 
 using namespace std;
 using namespace iot_public;
@@ -46,11 +47,14 @@ int iot_service::SignalSrvThread::setMaster()
 {
     m_bMaster=true;
     //CAlarmSignalManage::instance()->initialize();
-
     //CAlarmDataCollect::instance()->initialize();
 
-    CProcessCheckSignalManage::instance()->initialize();
-    CProcessQueryThread::instance()->initialize();
+    //CProcessCheckSignalManage::instance()->initialize();
+    //CProcessQueryThread::instance()->initialize();
+
+    CAppCheckSignalManage::instance()->initialize();
+    CAppQueryThread::instance()->initialize();
+
 
     return iotSuccess;
 }
@@ -63,7 +67,10 @@ int iot_service::SignalSrvThread::setSlave()
     //CAlarmDataCollect::instance()->release();
     //CAlarmSignalManage::instance()->release();
 
-     CProcessQueryThread::instance()->release();
+    //CProcessQueryThread::instance()->release();
+
+     CAppQueryThread::instance()->release();
+
     return iotSuccess;
 
 }
@@ -77,7 +84,9 @@ void iot_service::SignalSrvThread::execute()
     }
 
 
-    CProcessCheckSignalManage::instance()->handleSignal();
+    //CProcessCheckSignalManage::instance()->handleSignal();
+
+    CAppCheckSignalManage::instance()->handleSignal();
 
 }
 
diff --git a/product/src/application/signal_srv/appCheck/CAppCheckSignalManage.cpp b/product/src/application/signal_srv/appCheck/CAppCheckSignalManage.cpp
new file mode 100644
index 00000000..8551342e
--- /dev/null
+++ b/product/src/application/signal_srv/appCheck/CAppCheckSignalManage.cpp
@@ -0,0 +1,176 @@
+#include "CAppCheckSignalManage.h"
+#include "SignalSrvCommon.h"
+#include "QSet"
+#include "rapidjson/document.h"
+#include "rapidjson/error/en.h"
+#include <QDomComment>
+#include <QFile>
+#include "pub_utility_api/FileUtil.h"
+#include <QProcess>
+#include "pub_logger_api/logger.h"
+#include "CAppQueryCommon.h"
+
+
+
+static QMutex g_mutex;
+CAppCheckSignalManage *CAppCheckSignalManage::pInstance = NULL;
+
+CAppCheckSignalManage *CAppCheckSignalManage::instance()
+{
+    QMutexLocker locker(&g_mutex);
+    if(pInstance == NULL)
+    {
+        pInstance = new CAppCheckSignalManage();
+    }
+    return pInstance;
+}
+
+void CAppCheckSignalManage::initialize()
+{
+    loadConfig();
+}
+
+bool CAppCheckSignalManage::setGpio(QString value)
+{
+#ifdef Q_OS_WIN
+#else
+    QFile file(m_strAlmIO);
+    if (!file.open(QIODevice::WriteOnly)) {
+        LOGERROR("open %s faild %s when want to write %s",m_strAlmIO.toStdString().c_str(),file.errorString().toStdString().c_str(),value.toStdString().c_str());
+        return false;
+    }
+
+    file.write(value.toUtf8());
+    file.close();
+#endif
+
+    return true;
+}
+
+void CAppCheckSignalManage::updateAppSatus(int appId, int appStatus)
+{
+    QMutexLocker locker(&m_mutex);
+    if(appId==m_checkAppId)
+    {
+       m_mapAppStatus[m_checkAppId]=appStatus;
+    }
+
+}
+
+void CAppCheckSignalManage::handleSignal()
+{
+    QMutexLocker locker(&m_mutex);
+    if(!m_bActive)
+    {
+        return;
+    }
+
+    if(m_mapAppStatus.contains(m_checkAppId)&&m_mapAppStatus[m_checkAppId]==EN_APP_STATUS::EN_APP_RUNNING)
+    {
+        setGpio(m_strAlmClrValue);
+    }
+    else
+    {
+        setGpio(m_strAlmActValue);
+    }
+}
+
+void CAppCheckSignalManage::loadConfig()
+{
+    QDomDocument doc;
+    QString strCfg = iot_public::CFileUtil::getPathOfCfgFile(iot_service::CN_CFG_NAME,CN_DIR_PRODUCT).c_str();
+
+    QFile file(strCfg);
+    if (!file.open(QIODevice::ReadOnly))
+    {
+       LOGERROR("signal_srv can not found file(%s)",strCfg.toStdString().c_str());
+        return;
+    }
+    if (!doc.setContent(&file)){
+        file.close();
+        return;
+    }
+    file.close();
+    QDomElement root = doc.documentElement();
+    QDomElement alarmSignalNode= root.firstChildElement("app_check_signal");
+
+    if (alarmSignalNode.isNull()) {
+        LOGINFO("signal_srv can not found app_check_signal node,and not outputsignal");
+        return ;
+    }
+
+
+    QDomElement almIoElem = alarmSignalNode.firstChildElement("alm_io");
+    if (!almIoElem.isNull())
+    {
+        m_strAlmIO=almIoElem.attribute("file");
+        LOGINFO("alm_io file: %s",almIoElem.attribute("file").toStdString().c_str());
+    }
+    else
+    {
+        LOGERROR("alm_io  can not find!");
+        return ;
+    }
+
+    QDomElement appCheckElem = alarmSignalNode.firstChildElement("app_check");
+    QDomElement almActElem = alarmSignalNode.firstChildElement("alm_act");
+    QDomElement almClrElem = alarmSignalNode.firstChildElement("alm_clr");
+
+    if(!appCheckElem.isNull())
+    {
+        m_checkAppId=appCheckElem.attribute("check_app_id").toInt();
+        m_connectDomainId=appCheckElem.attribute("conn_domain_id").toInt();
+        m_connectAppId=appCheckElem.attribute("conn_app_id").toInt();
+        LOGINFO("app_check_id: %s conn_domain_id %s conn_app_id %s",appCheckElem.attribute("check_app_id").toStdString().c_str(),
+                appCheckElem.attribute("domain_id").toStdString().c_str(),appCheckElem.attribute("conn_app_id").toStdString().c_str());
+    }
+    else
+    {
+        LOGERROR("app_check app_id can not find!");
+        return ;
+    }
+
+
+    if (!almActElem.isNull())
+    {
+        m_strAlmActValue=almActElem.attribute("value");
+        LOGINFO("alm_act value: %s",almActElem.attribute("value").toStdString().c_str());
+    }
+    else
+    {
+        LOGERROR("alm_act value can not find!");
+        return ;
+    }
+
+
+    if (!almClrElem.isNull())
+    {
+        m_strAlmClrValue=almClrElem.attribute("value");
+        LOGINFO("alm_clr value: %s",almClrElem.attribute("value").toStdString().c_str());
+    }
+    else
+    {
+        LOGERROR("alm_clr value can not find!");
+        return ;
+    }
+
+    m_bActive=true;
+    LOGINFO("app_check_signal load config ok and will use");
+}
+
+int CAppCheckSignalManage::getConnectDomainId()
+{
+    return m_connectDomainId;
+}
+
+
+int CAppCheckSignalManage::getConnectAppId()
+{
+    return m_connectAppId;
+}
+
+
+CAppCheckSignalManage::CAppCheckSignalManage()
+{
+    loadConfig();
+}
diff --git a/product/src/application/signal_srv/appCheck/CAppCheckSignalManage.h b/product/src/application/signal_srv/appCheck/CAppCheckSignalManage.h
new file mode 100644
index 00000000..3bc2b5fe
--- /dev/null
+++ b/product/src/application/signal_srv/appCheck/CAppCheckSignalManage.h
@@ -0,0 +1,49 @@
+#pragma once
+#include <QString>
+#include <QMutex>
+#include <QMap>
+#include "CAppQueryCommon.h"
+
+
+class CAppCheckSignalManage
+{
+public:
+    static CAppCheckSignalManage * instance();
+
+    ~CAppCheckSignalManage();
+
+
+    void initialize();
+
+    bool setGpio(QString value);
+
+    void updateAppSatus(int appId,int appStatus);
+
+    void handleSignal();
+
+    void loadConfig();
+
+    int getConnectDomainId();
+    int getConnectAppId();
+
+private:
+    CAppCheckSignalManage();
+
+private:
+    static CAppCheckSignalManage * pInstance;
+    QMutex m_mutex;
+
+    QString m_strAlmIO;
+    QString m_strAlmActValue;
+    QString m_strAlmClrValue;
+
+    QMap<int,int> m_mapAppStatus;
+
+    int m_connectDomainId=0;
+    int m_connectAppId=0;
+
+    int m_checkAppId=0;
+
+    bool m_bActive=false;
+
+};
diff --git a/product/src/application/signal_srv/appCheck/CAppQueryCommon.h b/product/src/application/signal_srv/appCheck/CAppQueryCommon.h
new file mode 100644
index 00000000..3cc9f943
--- /dev/null
+++ b/product/src/application/signal_srv/appCheck/CAppQueryCommon.h
@@ -0,0 +1,37 @@
+#pragma once
+#include <QString>
+const std::string CN_TN_SysRunRedundancyInfo = "sys_run_redundancy_info";
+
+struct SApp
+{
+    std::string m_nodeName;
+    int         m_appId;
+    std::string m_appName;
+    std::string m_desc;
+    int         m_isActive ;
+    int         m_isMaster ;
+    int         m_isSlave ;
+    int         m_hasMaster;
+    SApp()
+    {
+       m_nodeName = "";
+       m_appId =0;
+       m_appName = "";
+       m_desc = "";
+       m_isActive = 0;
+       m_isMaster = 0;
+       m_isSlave = 0;
+       m_hasMaster = 0;
+    }
+};
+
+
+
+enum EN_APP_STATUS
+{
+    EN_APP_STOP = 0,       //<已停止
+    EN_APP_RUNNING,        //<正在运行
+    EN_APP_UNKNOW,         //<未知
+    EN_APP_HALF            //<半运行
+};
+
diff --git a/product/src/application/signal_srv/appCheck/CAppQueryThread.cpp b/product/src/application/signal_srv/appCheck/CAppQueryThread.cpp
new file mode 100644
index 00000000..9e63caf0
--- /dev/null
+++ b/product/src/application/signal_srv/appCheck/CAppQueryThread.cpp
@@ -0,0 +1,87 @@
+#include "CAppQueryThread.h"
+#include "CAppQueryCommon.h"
+#include "CAppCheckSignalManage.h"
+#include "rdb_net_api/CRdbNetApi.h"
+#include "pub_logger_api/logger.h"
+
+
+static QMutex g_mutex;
+CAppQueryThread *CAppQueryThread::m_pInstance = NULL;
+
+CAppQueryThread *CAppQueryThread::instance()
+{
+    QMutexLocker locker(&g_mutex);
+    if(m_pInstance == NULL)
+    {
+        m_pInstance = new CAppQueryThread();
+    }
+    return m_pInstance;
+}
+
+
+
+CAppQueryThread::CAppQueryThread():CTimerThreadBase("CAppQueryThread",2000)
+{
+    initData();
+}
+
+
+CAppQueryThread::~CAppQueryThread()
+{
+
+}
+
+
+
+void CAppQueryThread::execute()
+{
+    queryAppRunInfo();
+}
+
+void CAppQueryThread::initialize()
+{
+    resume();
+     LOGINFO("CAppQueryThread::initialize()");
+
+}
+
+void CAppQueryThread::release()
+{
+    suspend();
+     LOGINFO("CAppQueryThread::release()");
+}
+
+bool CAppQueryThread::queryAppRunInfo()
+{
+    bool bRet = false;
+    iot_idl::RdbRet objRdbRet;
+    std::vector <std::string> vecColumn = {"app_id","node_name","is_active","is_master","is_slave"};
+
+    bRet=m_objRdbNetApi.queryTotal(CN_TN_SysRunRedundancyInfo,vecColumn,objRdbRet,false,false);
+
+    if(!bRet ||objRdbRet.msgrecord_size() < 0)
+    {
+        return false;
+    }
+
+    for(int i=0;i<objRdbRet.msgrecord_size();++i)
+    {
+         SApp app;
+         app.m_appId    = objRdbRet.msgrecord(i).msgvaluearray(0).nvalue();
+         app.m_nodeName = objRdbRet.msgrecord(i).msgvaluearray(1).strvalue();
+         app.m_isActive = objRdbRet.msgrecord(i).msgvaluearray(2).nvalue();
+         app.m_isMaster = objRdbRet.msgrecord(i).msgvaluearray(3).nvalue();
+         app.m_isSlave  = objRdbRet.msgrecord(i).msgvaluearray(4).nvalue();
+
+        CAppCheckSignalManage::instance()->updateAppSatus( app.m_appId, app.m_isActive);
+    }
+
+    return true;
+}
+
+void CAppQueryThread::initData()
+{
+    int connDomainId=CAppCheckSignalManage::instance()->getConnectDomainId();
+    int connAppId=CAppCheckSignalManage::instance()->getConnectAppId();
+    m_objRdbNetApi.connect(connDomainId,connAppId);
+}
diff --git a/product/src/application/signal_srv/appCheck/CAppQueryThread.h b/product/src/application/signal_srv/appCheck/CAppQueryThread.h
new file mode 100644
index 00000000..3cb4b6e6
--- /dev/null
+++ b/product/src/application/signal_srv/appCheck/CAppQueryThread.h
@@ -0,0 +1,46 @@
+#pragma once
+#include "CAppQueryThread.h"
+#include "pub_utility_api/TimerThreadBase.h"
+#include "rdb_net_api/CRdbNetApi.h"
+#include "CAppQueryCommon.h"
+
+using namespace iot_dbms;
+class CAppQueryThread  : public iot_public::CTimerThreadBase
+{
+
+public:
+    static CAppQueryThread *instance();
+
+    virtual ~CAppQueryThread();
+
+    /**
+     * @brief execute 业务处理函数，必须继承实现自己的业务逻辑
+     */
+    virtual void execute();
+
+
+    void initialize();
+
+    void release();
+
+private:
+
+    /**
+     * @brief queryAppRunInfo 查询进程信息
+     * @return true-成功 false-失败
+     */
+    bool queryAppRunInfo();
+
+    void initData();
+
+    CAppQueryThread();
+
+
+private:
+    static CAppQueryThread * m_pInstance;
+     CRdbNetApi   m_objRdbNetApi;                //< 网络查询对象
+};
+
+
+
+
diff --git a/product/src/application/signal_srv/signal_srv.pro b/product/src/application/signal_srv/signal_srv.pro
index 29376305..e0b0c8d8 100644
--- a/product/src/application/signal_srv/signal_srv.pro
+++ b/product/src/application/signal_srv/signal_srv.pro
@@ -23,7 +23,9 @@ SOURCES += main.cpp \
     alarm/CAlarmDataCollect.cpp \
     alarm/CAlarmSignalManage.cpp \
     processCheck/CProcessQueryThread.cpp \
-    processCheck/CProcessCheckSignalManage.cpp
+    processCheck/CProcessCheckSignalManage.cpp \
+    appCheck/CAppCheckSignalManage.cpp \
+    appCheck/CAppQueryThread.cpp
 
 HEADERS += \
     SignalSrvApp.h \
@@ -34,7 +36,13 @@ HEADERS += \
     alarm/CAlarmSignalManage.h \
     processCheck/CProcessQueryThread.h \
     processCheck/CProcessCheckSignalManage.h \
-    processCheck/CProcessQueryCommon.h
+    processCheck/CProcessQueryCommon.h \
+    processCheck/CProcessCheckSignalManage.h \
+    processCheck/CProcessQueryCommon.h \
+    processCheck/CProcessQueryThread.h \
+    appCheck/CAppCheckSignalManage.h \
+    appCheck/CAppQueryCommon.h \
+    appCheck/CAppQueryThread.h
 
 
 LIBS +=\