diff --git a/services/distributedhardwarefwkservice/include/accessmanager/access_manager.h b/services/distributedhardwarefwkservice/include/accessmanager/access_manager.h
index 2d68ce333424e95338069f8ae117baf786a87c5c..5b681871181b183be7e1f3af4c0a9b79d2dc6fdf 100644
--- a/services/distributedhardwarefwkservice/include/accessmanager/access_manager.h
+++ b/services/distributedhardwarefwkservice/include/accessmanager/access_manager.h
@@ -35,6 +35,7 @@ public:
     AccessManager &operator = (const AccessManager &) = delete;
     AccessManager(AccessManager &&) = delete;
     AccessManager &operator = (AccessManager &&) = delete;
+    AccessManager() = default;
     virtual ~AccessManager();
     static std::shared_ptr<AccessManager> GetInstance();
     int32_t Init();
@@ -50,7 +51,6 @@ public:
     int32_t Dump(const std::vector<std::string> &argsStr, std::string &result);
 
 private:
-    AccessManager() = default;
     int32_t RegisterDevStateCallback();
     int32_t UnRegisterDevStateCallback();
     int32_t InitDeviceManager();
diff --git a/services/distributedhardwarefwkservice/include/resourcemanager/capability_info_manager.h b/services/distributedhardwarefwkservice/include/resourcemanager/capability_info_manager.h
index 24420a9dc7bea04c8f27e690eb8847e5b4be9a72..ca9cec7a6c8cd2fa89d7a18c9900160f4efa6c20 100644
--- a/services/distributedhardwarefwkservice/include/resourcemanager/capability_info_manager.h
+++ b/services/distributedhardwarefwkservice/include/resourcemanager/capability_info_manager.h
@@ -38,6 +38,7 @@ public:
     CapabilityInfoManager(CapabilityInfoManager &&) = delete;
     CapabilityInfoManager &operator = (CapabilityInfoManager &&) = delete;
     static std::shared_ptr<CapabilityInfoManager> GetInstance();
+    CapabilityInfoManager();
     virtual ~CapabilityInfoManager();
     int32_t Init();
     int32_t UnInit();
@@ -91,7 +92,6 @@ public:
     void DumpCapabilityInfos(std::vector<CapabilityInfo> &capInfos);
 
 private:
-    CapabilityInfoManager();
     void HandleCapabilityAddChange(const std::vector<DistributedKv::Entry> &insertRecords);
     void HandleCapabilityUpdateChange(const std::vector<DistributedKv::Entry> &updateRecords);
     void HandleCapabilityDeleteChange(const std::vector<DistributedKv::Entry> &deleteRecords);
diff --git a/services/distributedhardwarefwkservice/include/resourcemanager/local_capability_info_manager.h b/services/distributedhardwarefwkservice/include/resourcemanager/local_capability_info_manager.h
index b51c2d5b85b603d9392182ab959f8df4a2ca8921..3cea4064093309a1215afe71921dbbb9c08ac609 100644
--- a/services/distributedhardwarefwkservice/include/resourcemanager/local_capability_info_manager.h
+++ b/services/distributedhardwarefwkservice/include/resourcemanager/local_capability_info_manager.h
@@ -37,6 +37,7 @@ public:
     LocalCapabilityInfoManager(LocalCapabilityInfoManager &&) = delete;
     LocalCapabilityInfoManager &operator = (LocalCapabilityInfoManager &&) = delete;
     static std::shared_ptr<LocalCapabilityInfoManager> GetInstance();
+    LocalCapabilityInfoManager();
     virtual ~LocalCapabilityInfoManager();
     int32_t Init();
     int32_t UnInit();
@@ -57,9 +58,6 @@ public:
     /* Queries batch records in the database based on the prefix of the key. */
     int32_t GetDataByKeyPrefix(const std::string &keyPrefix, CapabilityInfoMap &capabilityMap);
 
-private:
-    LocalCapabilityInfoManager();
-
 private:
     mutable std::mutex capInfoMgrMutex_;
     std::shared_ptr<DBAdapter> dbAdapterPtr_;
diff --git a/services/distributedhardwarefwkservice/include/resourcemanager/meta_info_manager.h b/services/distributedhardwarefwkservice/include/resourcemanager/meta_info_manager.h
index 1fe71e9c4abbf3e29af80bb82d5561477cb9f9e1..bb9b416dc396c518e8a6cf0daa01831d2c0e2cbc 100644
--- a/services/distributedhardwarefwkservice/include/resourcemanager/meta_info_manager.h
+++ b/services/distributedhardwarefwkservice/include/resourcemanager/meta_info_manager.h
@@ -36,6 +36,7 @@ public:
     MetaInfoManager(MetaInfoManager &&) = delete;
     MetaInfoManager &operator = (MetaInfoManager &&) = delete;
     static std::shared_ptr<MetaInfoManager> GetInstance();
+    MetaInfoManager();
     virtual ~MetaInfoManager();
     int32_t Init();
     int32_t UnInit();
@@ -65,7 +66,6 @@ public:
     std::shared_ptr<MetaInfoManager::MetaInfoManagerEventHandler> GetEventHandler();
 
 private:
-    MetaInfoManager();
     int32_t GetMetaCapByValue(const std::string &value, std::shared_ptr<MetaCapabilityInfo> &metaCapPtr);
     void HandleMetaCapabilityAddChange(const std::vector<DistributedKv::Entry> &insertRecords);
     void HandleMetaCapabilityUpdateChange(const std::vector<DistributedKv::Entry> &updateRecords);
diff --git a/services/distributedhardwarefwkservice/include/resourcemanager/version_info_manager.h b/services/distributedhardwarefwkservice/include/resourcemanager/version_info_manager.h
index 53cedfd3e44bbf990a2f4439e1ccf234d563020e..7f15377807744d13ac925627ea1ed6400139bc1f 100644
--- a/services/distributedhardwarefwkservice/include/resourcemanager/version_info_manager.h
+++ b/services/distributedhardwarefwkservice/include/resourcemanager/version_info_manager.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022-2024 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
@@ -40,6 +40,7 @@ public:
     VersionInfoManager(VersionInfoManager &&) = delete;
     VersionInfoManager &operator = (VersionInfoManager &&) = delete;
     static std::shared_ptr<VersionInfoManager> GetInstance();
+    VersionInfoManager();
     virtual ~VersionInfoManager();
 
     int32_t Init();
@@ -64,7 +65,6 @@ public:
     std::shared_ptr<VersionInfoManager::VersionInfoManagerEventHandler> GetEventHandler();
 
 private:
-    VersionInfoManager();
     void UpdateVersionCache(const VersionInfo &versionInfo);
     void HandleVersionAddChange(const std::vector<DistributedKv::Entry> &insertRecords);
     void HandleVersionUpdateChange(const std::vector<DistributedKv::Entry> &updateRecords);
diff --git a/services/distributedhardwarefwkservice/src/accessmanager/access_manager.cpp b/services/distributedhardwarefwkservice/src/accessmanager/access_manager.cpp
index 32b974cc6abaf5780c119bfb192613cdad938f82..d51862f5676e33b0d3ca9e08bb7dd4163ab8f596 100644
--- a/services/distributedhardwarefwkservice/src/accessmanager/access_manager.cpp
+++ b/services/distributedhardwarefwkservice/src/accessmanager/access_manager.cpp
@@ -43,11 +43,7 @@ AccessManager::~AccessManager()
 
 std::shared_ptr<AccessManager> AccessManager::GetInstance()
 {
-    static std::shared_ptr<AccessManager> instance(new(std::nothrow) AccessManager);
-    if (instance == nullptr) {
-        DHLOGE("instance is nullptr, because applying memory fail!");
-        return nullptr;
-    }
+    static std::shared_ptr<AccessManager> instance = std::make_shared<AccessManager>();
     return instance;
 }
 
diff --git a/services/distributedhardwarefwkservice/src/lowlatency/low_latency.cpp b/services/distributedhardwarefwkservice/src/lowlatency/low_latency.cpp
index d8a6ba67e9246fec25c3340d89134a194106fe1a..f6fd7d6dd00a8cf53f682e2b81ba121814ea68f8 100644
--- a/services/distributedhardwarefwkservice/src/lowlatency/low_latency.cpp
+++ b/services/distributedhardwarefwkservice/src/lowlatency/low_latency.cpp
@@ -87,9 +87,9 @@ void LowLatency::CloseLowLatency()
     DHLOGI("Shutdown LowLatency");
     std::lock_guard<std::mutex> lock(lowLatencyMutex_);
     lowLatencySwitchSet_.clear();
-    auto &rssClient = OHOS::ResourceSchedule::ResSchedClient::GetInstance();
     // to restore normal latency mode: value = 1
-    rssClient.ReportData(OHOS::ResourceSchedule::ResType::RES_TYPE_NETWORK_LATENCY_REQUEST, MODE_DISABLE,
+    OHOS::ResourceSchedule::ResSchedClient::GetInstance().ReportData(
+        OHOS::ResourceSchedule::ResType::RES_TYPE_NETWORK_LATENCY_REQUEST, MODE_DISABLE,
         {{LOW_LATENCY_KEY, DH_FWK_PKG_NAME}});
 }
 } // namespace DistributedHardware
diff --git a/services/distributedhardwarefwkservice/src/lowlatency/low_latency_timer.cpp b/services/distributedhardwarefwkservice/src/lowlatency/low_latency_timer.cpp
index ddac02509c9da66d0de3c24193d84b2ce15cbfd4..c924d61108f1980914f8ee47d3c9532d49c0f113 100644
--- a/services/distributedhardwarefwkservice/src/lowlatency/low_latency_timer.cpp
+++ b/services/distributedhardwarefwkservice/src/lowlatency/low_latency_timer.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Copyright (c) 2022-2024 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
@@ -39,18 +39,18 @@ LowLatencyTimer::~LowLatencyTimer()
 void LowLatencyTimer::ExecuteInner()
 {
     DHLOGD("ExecuteInner");
-    auto &rssClient = OHOS::ResourceSchedule::ResSchedClient::GetInstance();
     // to enable low latency mode: value = 0
-    rssClient.ReportData(OHOS::ResourceSchedule::ResType::RES_TYPE_NETWORK_LATENCY_REQUEST, MODE_ENABLE,
+    OHOS::ResourceSchedule::ResSchedClient::GetInstance().ReportData(
+        OHOS::ResourceSchedule::ResType::RES_TYPE_NETWORK_LATENCY_REQUEST, MODE_ENABLE,
         {{LOW_LATENCY_KEY, DH_FWK_PKG_NAME}});
 }
 
 void LowLatencyTimer::HandleStopTimer()
 {
     DHLOGI("HandleStopTimer!");
-    auto &rssClient = OHOS::ResourceSchedule::ResSchedClient::GetInstance();
     // to restore normal latency mode: value = 1
-    rssClient.ReportData(OHOS::ResourceSchedule::ResType::RES_TYPE_NETWORK_LATENCY_REQUEST, MODE_DISABLE,
+    OHOS::ResourceSchedule::ResSchedClient::GetInstance().ReportData(
+        OHOS::ResourceSchedule::ResType::RES_TYPE_NETWORK_LATENCY_REQUEST, MODE_DISABLE,
         {{LOW_LATENCY_KEY, DH_FWK_PKG_NAME}});
 }
 }
diff --git a/services/distributedhardwarefwkservice/src/resourcemanager/capability_info_manager.cpp b/services/distributedhardwarefwkservice/src/resourcemanager/capability_info_manager.cpp
index 38655f149b370f4945f553c1ec9225a7acbbf7cc..49b1805e5e35b1ca8f0ffb10ad0617c58c7c94bf 100644
--- a/services/distributedhardwarefwkservice/src/resourcemanager/capability_info_manager.cpp
+++ b/services/distributedhardwarefwkservice/src/resourcemanager/capability_info_manager.cpp
@@ -45,11 +45,7 @@ CapabilityInfoManager::~CapabilityInfoManager()
 
 std::shared_ptr<CapabilityInfoManager> CapabilityInfoManager::GetInstance()
 {
-    static std::shared_ptr<CapabilityInfoManager> instance(new(std::nothrow) CapabilityInfoManager);
-    if (instance == nullptr) {
-        DHLOGE("instance is nullptr, because applying memory fail!");
-        return nullptr;
-    }
+    static std::shared_ptr<CapabilityInfoManager> instance = std::make_shared<CapabilityInfoManager>();
     return instance;
 }
 
diff --git a/services/distributedhardwarefwkservice/src/resourcemanager/local_capability_info_manager.cpp b/services/distributedhardwarefwkservice/src/resourcemanager/local_capability_info_manager.cpp
index 6f46a84deacc127d569f2ac8c854c825b6021e95..0d7d01dde014da1acf8d95d78cfc65afef20dfa7 100644
--- a/services/distributedhardwarefwkservice/src/resourcemanager/local_capability_info_manager.cpp
+++ b/services/distributedhardwarefwkservice/src/resourcemanager/local_capability_info_manager.cpp
@@ -43,11 +43,7 @@ LocalCapabilityInfoManager::~LocalCapabilityInfoManager()
 
 std::shared_ptr<LocalCapabilityInfoManager> LocalCapabilityInfoManager::GetInstance()
 {
-    static std::shared_ptr<LocalCapabilityInfoManager> instance(new(std::nothrow) LocalCapabilityInfoManager);
-    if (instance == nullptr) {
-        DHLOGE("instance is nullptr, because applying memory fail!");
-        return nullptr;
-    }
+    static std::shared_ptr<LocalCapabilityInfoManager> instance = std::make_shared<LocalCapabilityInfoManager>();
     return instance;
 }
 
diff --git a/services/distributedhardwarefwkservice/src/resourcemanager/meta_info_manager.cpp b/services/distributedhardwarefwkservice/src/resourcemanager/meta_info_manager.cpp
index 05281267083373807c6a0ad2c1c8e0fdb3bc2916..a6435cfc8e72912ae83a7626b5ba9be0d22c83ee 100644
--- a/services/distributedhardwarefwkservice/src/resourcemanager/meta_info_manager.cpp
+++ b/services/distributedhardwarefwkservice/src/resourcemanager/meta_info_manager.cpp
@@ -45,11 +45,7 @@ MetaInfoManager::~MetaInfoManager()
 
 std::shared_ptr<MetaInfoManager> MetaInfoManager::GetInstance()
 {
-    static std::shared_ptr<MetaInfoManager> instance(new(std::nothrow) MetaInfoManager);
-    if (instance == nullptr) {
-        DHLOGE("instance is nullptr, because applying memory fail!");
-        return nullptr;
-    }
+    static std::shared_ptr<MetaInfoManager> instance = std::make_shared<MetaInfoManager>();
     return instance;
 }
 
diff --git a/services/distributedhardwarefwkservice/src/resourcemanager/version_info_manager.cpp b/services/distributedhardwarefwkservice/src/resourcemanager/version_info_manager.cpp
index bc90781ed02a23314b9a0b2dc7bd24c2dcddd0e1..77248e7eb6271f243c36403ec2d72c5907288060 100644
--- a/services/distributedhardwarefwkservice/src/resourcemanager/version_info_manager.cpp
+++ b/services/distributedhardwarefwkservice/src/resourcemanager/version_info_manager.cpp
@@ -73,11 +73,7 @@ std::shared_ptr<VersionInfoManager::VersionInfoManagerEventHandler> VersionInfoM
 
 std::shared_ptr<VersionInfoManager> VersionInfoManager::GetInstance()
 {
-    static std::shared_ptr<VersionInfoManager> instance(new(std::nothrow) VersionInfoManager);
-    if (instance == nullptr) {
-        DHLOGE("instance is nullptr, because applying memory fail!");
-        return nullptr;
-    }
+    static std::shared_ptr<VersionInfoManager> instance = std::make_shared<VersionInfoManager>();
     return instance;
 }
 
diff --git a/services/distributedhardwarefwkservice/src/transport/dh_comm_tool.cpp b/services/distributedhardwarefwkservice/src/transport/dh_comm_tool.cpp
index 38bb6070d65541a1b04851ea9fe969583977955d..6a9a980e3b4c30271e8250042fa26af5243f2611 100644
--- a/services/distributedhardwarefwkservice/src/transport/dh_comm_tool.cpp
+++ b/services/distributedhardwarefwkservice/src/transport/dh_comm_tool.cpp
@@ -59,11 +59,7 @@ void DHCommTool::UnInit()
 
 std::shared_ptr<DHCommTool> DHCommTool::GetInstance()
 {
-    static std::shared_ptr<DHCommTool> instance(new(std::nothrow) DHCommTool);
-    if (instance == nullptr) {
-        DHLOGE("instance is nullptr, because applying memory fail!");
-        return nullptr;
-    }
+    static std::shared_ptr<DHCommTool> instance = std::make_shared<DHCommTool>();
     return instance;
 }