diff --git a/frameworks/ans/core/BUILD.gn b/frameworks/ans/core/BUILD.gn
index 89211e523b23703f57d1eebe3990a03b4fb53f98..94578456f0960fd25fa6397b96ad82d08a0ebdce 100644
--- a/frameworks/ans/core/BUILD.gn
+++ b/frameworks/ans/core/BUILD.gn
@@ -36,6 +36,7 @@ config("public_ans_core_config") {
 ohos_shared_library("ans_core") {
   sources = [
     "${core_path}/common/src/ans_log_wrapper.cpp",
+    "${core_path}/common/src/ans_watchdog.cpp",
     "${core_path}/src/ans_image_util.cpp",
     "${core_path}/src/ans_manager_death_recipient.cpp",
     "${core_path}/src/ans_manager_proxy.cpp",
@@ -94,6 +95,8 @@ ohos_shared_library("ans_core") {
     "ability_base:zuri",
     "ability_runtime:wantagent_innerkits",
     "bundle_framework:appexecfwk_base",
+    "eventhandler:libeventhandler",
+    "hicollie_native:libhicollie",
     "hiviewdfx_hilog_native:libhilog",
     "ipc:ipc_core",
     "multimedia_image_standard:image_native",
diff --git a/frameworks/ans/core/common/include/ans_watchdog.h b/frameworks/ans/core/common/include/ans_watchdog.h
new file mode 100644
index 0000000000000000000000000000000000000000..466e0860785ef9b0b17feefed1048bcd3873f0d8
--- /dev/null
+++ b/frameworks/ans/core/common/include/ans_watchdog.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef BASE_NOTIFICATION_ANS_STANDARD_INNERKITS_BASE_INCLUDE_ANS_WATCHDOG_H
+#define BASE_NOTIFICATION_ANS_STANDARD_INNERKITS_BASE_INCLUDE_ANS_WATCHDOG_H
+
+#include "event_handler.h"
+#include "event_runner.h"
+
+namespace OHOS {
+namespace Notification {
+class AnsWatchdog {
+public:
+    AnsWatchdog() = delete;
+    ~AnsWatchdog() = delete;
+  
+    static void AddHandlerThread(std::shared_ptr<AppExecFwk::EventHandler> handler,
+    std::shared_ptr<AppExecFwk::EventRunner> runner);
+};
+}  // namespace Notification
+}  // namespace OHOS
+
+#endif  // BASE_NOTIFICATION_ANS_STANDARD_INNERKITS_BASE_INCLUDE_ANS_WATCHDOG_H
\ No newline at end of file
diff --git a/frameworks/ans/core/common/src/ans_watchdog.cpp b/frameworks/ans/core/common/src/ans_watchdog.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..f9546d4bc97c13fe385bf32c7cd8e52c69825a30
--- /dev/null
+++ b/frameworks/ans/core/common/src/ans_watchdog.cpp
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "ans_watchdog.h"
+#include "ans_log_wrapper.h"
+#include "xcollie/watchdog.h"
+
+namespace OHOS {
+namespace Notification {
+void AnsWatchdog::AddHandlerThread(std::shared_ptr<AppExecFwk::EventHandler> handler,
+    std::shared_ptr<AppExecFwk::EventRunner> runner)
+{
+    if (handler != nullptr && runner != nullptr) {
+        std::string threadName = handler->GetEventRunner()->GetRunnerThreadName();
+        unsigned int timeval = 5000;
+        if (Singleton<HiviewDFX::Watchdog>::GetInstance().AddThread(threadName, handler, timeval) != 0) {
+            ANS_LOGE("Failed to Add handler Thread");
+        }
+    }
+}
+}  // namespace Notification
+}  // namespace OHOS
\ No newline at end of file
diff --git a/services/ans/src/advanced_notification_service.cpp b/services/ans/src/advanced_notification_service.cpp
index 3360c847f2b166215b2e97d06f7c114cb05a3ac6..64b450bec7160db00d8f3921ee1fd9e887377f67 100644
--- a/services/ans/src/advanced_notification_service.cpp
+++ b/services/ans/src/advanced_notification_service.cpp
@@ -26,6 +26,7 @@
 #include "ans_const_define.h"
 #include "ans_inner_errors.h"
 #include "ans_log_wrapper.h"
+#include "ans_watchdog.h"
 #include "ans_permission_def.h"
 #include "bundle_manager_helper.h"
 #include "display_manager.h"
@@ -234,6 +235,7 @@ AdvancedNotificationService::AdvancedNotificationService()
 {
     runner_ = OHOS::AppExecFwk::EventRunner::Create();
     handler_ = std::make_shared<OHOS::AppExecFwk::EventHandler>(runner_);
+    AnsWatchdog::AddHandlerThread(handler_, runner_);
     recentInfo_ = std::make_shared<RecentInfo>();
     distributedKvStoreDeathRecipient_ = std::make_shared<DistributedKvStoreDeathRecipient>(
         std::bind(&AdvancedNotificationService::OnDistributedKvStoreDeathRecipient, this));
diff --git a/services/ans/src/notification_subscriber_manager.cpp b/services/ans/src/notification_subscriber_manager.cpp
index 846996cb8a8439a937c192a290fc5eb2310481c0..563b153c3bf98c20b5cd90961ae403abb1250fc5 100644
--- a/services/ans/src/notification_subscriber_manager.cpp
+++ b/services/ans/src/notification_subscriber_manager.cpp
@@ -22,6 +22,7 @@
 #include "ans_const_define.h"
 #include "ans_inner_errors.h"
 #include "ans_log_wrapper.h"
+#include "ans_watchdog.h"
 #include "ipc_skeleton.h"
 #include "os_account_manager.h"
 #include "remote_death_recipient.h"
@@ -39,6 +40,7 @@ NotificationSubscriberManager::NotificationSubscriberManager()
 {
     runner_ = OHOS::AppExecFwk::EventRunner::Create();
     handler_ = std::make_shared<OHOS::AppExecFwk::EventHandler>(runner_);
+    AnsWatchdog::AddHandlerThread(handler_, runner_);
     recipient_ =
         new RemoteDeathRecipient(std::bind(&NotificationSubscriberManager::OnRemoteDied, this, std::placeholders::_1));
 }
diff --git a/services/distributed/src/distributed_notification_manager.cpp b/services/distributed/src/distributed_notification_manager.cpp
index be2dba32af65c19d111c4783ef1904f6560a2528..7bc78aa8c58927c542418a8db663c06676dc050f 100644
--- a/services/distributed/src/distributed_notification_manager.cpp
+++ b/services/distributed/src/distributed_notification_manager.cpp
@@ -19,6 +19,7 @@
 
 #include "ans_inner_errors.h"
 #include "ans_log_wrapper.h"
+#include "ans_watchdog.h"
 
 namespace OHOS {
 namespace Notification {
@@ -30,6 +31,7 @@ DistributedNotificationManager::DistributedNotificationManager()
 {
     runner_ = OHOS::AppExecFwk::EventRunner::Create();
     handler_ = std::make_shared<OHOS::AppExecFwk::EventHandler>(runner_);
+    AnsWatchdog::AddHandlerThread(handler_, runner_);
 
     DistributedDatabaseCallback::IDatabaseChange databaseCallback = {
         .OnInsert = std::bind(&DistributedNotificationManager::OnDatabaseInsert,