diff --git a/libsearch/appsearch/app-match.cpp b/libsearch/appsearch/app-match.cpp
index 0e0269e..aca6503 100644
--- a/libsearch/appsearch/app-match.cpp
+++ b/libsearch/appsearch/app-match.cpp
@@ -46,6 +46,7 @@ AppMatch::AppMatch(QObject *parent) : QThread(parent)
     if(!m_interFace->isValid()) {
         qWarning() << qPrintable(QDBusConnection::sessionBus().lastError().message());
     }
+    m_interFace->setTimeout(200);
     qDebug() << "AppMatch is new";
 }
 
@@ -277,10 +278,10 @@ void AppMatch::appNameMatch(QString appname, QMap<NameString, QStringList> &inst
 }
 
 void AppMatch::softWareCenterSearch(QMap<NameString, QStringList> &softwarereturn) {
-    if(m_interFace->timeout() != -1) {
-        qWarning() << "softWareCente Dbus is timeout !";
-        return;
-    }
+//    if(m_interFace->timeout() != -1) {
+//        qWarning() << "softWareCente Dbus is timeout !";
+//        return;
+//    }
     slotDBusCallFinished(softwarereturn);
     qDebug() << "softWareCenter match app is successful!";
 }
diff --git a/src/search-app-thread.cpp b/src/search-app-thread.cpp
index aadea1e..c5d482b 100644
--- a/src/search-app-thread.cpp
+++ b/src/search-app-thread.cpp
@@ -5,21 +5,32 @@ size_t uniqueSymbol = 0;
 QMutex  m_mutex;
 
 SearchAppThread::SearchAppThread(QObject *parent) : QObject(parent) {
-    m_pool.setMaxThreadCount(1);
+    m_pool.setMaxThreadCount(2);
     m_pool.setExpiryTimeout(1000);
 }
 
 void SearchAppThread::startSearch(const QString & keyword) {
+    m_mutex.lock();
+    ++uniqueSymbol;
+    m_mutex.unlock();
     SearchApp *appsearch;
-    appsearch = new SearchApp(keyword);
+    appsearch = new SearchApp(keyword,uniqueSymbol,this);
 //    appsearch->setKeyword(keyword);
-    connect(appsearch, &SearchApp::searchResultApp, this, &SearchAppThread::searchResultApp);
+//    connect(appsearch, &SearchApp::searchResultApp, this, &SearchAppThread::searchResultApp);
     m_pool.start(appsearch);
 }
 
+void SearchAppThread::sendResult(const QVector<QStringList> result)
+{
+    Q_EMIT this->searchResultApp(result);
+}
 
-SearchApp::SearchApp(const QString& keyword, QObject * parent) : QObject(parent) {
+
+SearchApp::SearchApp(const QString& keyword, size_t uniqueSymbol, QObject * parent) : QObject(parent) {
+    this->setAutoDelete(true);
+    m_searchappThread = qobject_cast<SearchAppThread *>(parent);
     m_keyword = keyword;
+    m_uniqueSymbol = uniqueSymbol;
 }
 
 SearchApp::~SearchApp() {
@@ -35,11 +46,6 @@ SearchApp::~SearchApp() {
 //}
 
 void SearchApp::run() {
-    m_mutex.lock();
-    size_t tmp_uniqueSymbol;
-    uniqueSymbol++;
-    tmp_uniqueSymbol = uniqueSymbol;
-    m_mutex.unlock();
     //nameList:应用名，pathList:已安装的是.desktop路径，未安装为空，iconList:已安装的是图标名，未安装的是图标路径
     QStringList nameList, pathList, iconList, descList;
     QVector<QStringList> appVector;
@@ -70,8 +76,9 @@ void SearchApp::run() {
     appVector.append(iconList);
     appVector.append(descList);
     m_mutex.lock();
-    if (tmp_uniqueSymbol == uniqueSymbol) {
-        Q_EMIT this->searchResultApp(appVector);
+    if (m_uniqueSymbol == uniqueSymbol) {
+        QMetaObject::invokeMethod(m_searchappThread, "sendResult", Q_ARG(const QVector<QStringList>, appVector));
+//        Q_EMIT this->searchResultApp(appVector);
     }
     m_mutex.unlock();
     m_installed_apps.clear();
diff --git a/src/search-app-thread.h b/src/search-app-thread.h
index 46cf491..9497ee5 100644
--- a/src/search-app-thread.h
+++ b/src/search-app-thread.h
@@ -13,27 +13,30 @@ public:
     SearchAppThread(QObject * parent = nullptr);
     ~SearchAppThread() = default;
     void startSearch(const QString&);
+    Q_INVOKABLE void sendResult(const QVector<QStringList> result);
 private:
     QThreadPool m_pool;
 Q_SIGNALS:
-    void searchResultApp(const QVector<QStringList>&);
+    void searchResultApp(const QVector<QStringList>);
 };
 
 
 class SearchApp : public QObject, public QRunnable {
     Q_OBJECT
 public:
-    SearchApp(const QString& keyword, QObject * parent = nullptr);
+    SearchApp(const QString& keyword, size_t uniqueSymbol, QObject * parent = nullptr);
     ~SearchApp();
 //    void setKeyword(const QString&);
 protected:
     void run() override;
 private:
+    SearchAppThread *m_searchappThread = nullptr;
     QString m_keyword;
+    size_t m_uniqueSymbol;
     QMap<NameString, QStringList> m_installed_apps;
     QMap<NameString, QStringList> m_uninstalled_apps;
-Q_SIGNALS:
-    void searchResultApp(const QVector<QStringList>&);
+//Q_SIGNALS:
+//    void searchResultApp(const QVector<QStringList>&);
 };
 }