diff --git a/services/netconnmanager/BUILD.gn b/services/netconnmanager/BUILD.gn
index 533282eab21900ab9d09cca93c8b68f637ca18e0..4c43f0b24d1fba140c46fad894cf01fb2fc22867 100644
--- a/services/netconnmanager/BUILD.gn
+++ b/services/netconnmanager/BUILD.gn
@@ -234,6 +234,7 @@ ohos_static_library("net_conn_manager_static") {
   defines = [
     "NETMGR_LOG_TAG = \"NetConnManager\"",
     "LOG_DOMAIN = 0xD0015B0",
+    "NETMANAGER_TEST",
   ]
 
   if (enable_netmgr_debug) {
diff --git a/services/netconnmanager/src/net_conn_service.cpp b/services/netconnmanager/src/net_conn_service.cpp
index dd1e04370d8c8b2eab078777732c7a3f6c8618aa..53038421d07feadb9e31e336a77a98a99f045e8c 100644
--- a/services/netconnmanager/src/net_conn_service.cpp
+++ b/services/netconnmanager/src/net_conn_service.cpp
@@ -3045,9 +3045,11 @@ void NetConnService::OnAddSystemAbility(int32_t systemAbilityId, const std::stri
         }
     } else if (systemAbilityId == ACCESS_TOKEN_MANAGER_SERVICE_ID) {
         if (!registerToService_) {
+#ifndef NETMANAGER_TEST
             if (!Publish(NetConnService::GetInstance().get())) {
                 NETMGR_LOG_E("Register to sa manager failed");
             }
+#endif
             registerToService_ = true;
         }
     } else if (systemAbilityId == COMM_NET_POLICY_MANAGER_SYS_ABILITY_ID) {
diff --git a/services/netmanagernative/BUILD.gn b/services/netmanagernative/BUILD.gn
index 36a11f33cbaf37d40f2b962a425ab32dab33bd1e..e8ae98e16988540c81015972d273f6736cc03490 100644
--- a/services/netmanagernative/BUILD.gn
+++ b/services/netmanagernative/BUILD.gn
@@ -266,6 +266,7 @@ ohos_static_library("netsys_native_manager_static") {
     "NETSYS_CONFIG_DEBUG=0",
     "DNS_CONFIG_DEBUG=0",
     "UNITTEST_FORBID_FFRT=1",
+    "NETMANAGER_TEST",
     "IPTABLES_CONFIG_PATH = \"/system/etc/wearable_distributed_net_forward.json\"",
   ]
 
diff --git a/services/netpolicymanager/BUILD.gn b/services/netpolicymanager/BUILD.gn
index be606a5f855dbd156a748369c5003d54d5fdaf2f..bc348c9a7487dd9f986a615441cddb33e808c006 100644
--- a/services/netpolicymanager/BUILD.gn
+++ b/services/netpolicymanager/BUILD.gn
@@ -193,6 +193,7 @@ ohos_static_library("net_policy_manager_static") {
   defines = [
     "NETMGR_LOG_TAG = \"NetPolicyService\"",
     "LOG_DOMAIN = 0xD0015B0",
+    "NETMANAGER_TEST",
   ]
 
   if (enable_netmgr_debug) {
diff --git a/services/netpolicymanager/src/net_policy_service.cpp b/services/netpolicymanager/src/net_policy_service.cpp
index ae88d6d4ec73f2cab903e917659d27c5d5d3348c..c714f2f7e841e6824006f0d24bfa80a50e72c79a 100755
--- a/services/netpolicymanager/src/net_policy_service.cpp
+++ b/services/netpolicymanager/src/net_policy_service.cpp
@@ -150,9 +150,11 @@ void NetPolicyService::Init()
             NetAccessPolicyRDB netAccessPolicy;
             netAccessPolicy.InitRdbStore();
             UpdateNetAccessPolicyToMapFromDB();
+#ifndef NETMANAGER_TEST
             if (!Publish(DelayedSingleton<NetPolicyService>::GetInstance().get())) {
                 NETMGR_LOG_E("Register to sa manager failed");
             }
+#endif
         }, ffrt::task_attr().name("FfrtNetPolicyServiceInit"));
     ffrtQueue_.submit([this]() { SetBrokerUidAccessPolicyMap(std::nullopt); },
                       ffrt::task_attr().name("InitSetBrokerUidAccessPolicyMapFunc").delay(DELAY_US));
@@ -204,6 +206,9 @@ int32_t NetPolicyService::IsUidNetAllowed(uint32_t uid, bool metered, bool &isAl
 int32_t NetPolicyService::IsUidNetAllowed(uint32_t uid, const std::string &ifaceName, bool &isAllowed)
 {
     NETMGR_LOG_D("IsUidNetAllowed uid[%{public}d ifaceName[%{public}s]", uid, ifaceName.c_str());
+    if (netPolicyTraffic_ == nullptr) {
+        return 0;
+    }
     const auto &vec = netPolicyTraffic_->GetMeteredIfaces();
     if (std::find(vec.begin(), vec.end(), ifaceName) != vec.end()) {
         return IsUidNetAllowed(uid, true, isAllowed);
diff --git a/services/netstatsmanager/BUILD.gn b/services/netstatsmanager/BUILD.gn
index 410506fd0503bdf84c6e4686607803a30720cc4c..5aa6aa268c07e5f490d58bbf5fc0c647d587831e 100644
--- a/services/netstatsmanager/BUILD.gn
+++ b/services/netstatsmanager/BUILD.gn
@@ -206,6 +206,7 @@ ohos_static_library("net_stats_manager_static") {
     "NETMGR_LOG_TAG = \"NetStatsClient\"",
     "LOG_DOMAIN = 0xD0015B0",
     "UNITTEST_FORBID_FFRT",
+    "NETMANAGER_TEST",
   ]
 
   if (netmanager_base_enable_netsys_access_policy_diag_listen) {
diff --git a/services/netstatsmanager/src/net_stats_service.cpp b/services/netstatsmanager/src/net_stats_service.cpp
index e4e69794a2fbbc92b71134f9ad8454c0eeb5b507..1a298591d301038af767a740678eca5931090b47 100644
--- a/services/netstatsmanager/src/net_stats_service.cpp
+++ b/services/netstatsmanager/src/net_stats_service.cpp
@@ -251,10 +251,12 @@ bool NetStatsService::Init()
         return false;
     }
     if (!registerToService_) {
+#ifndef NETMANAGER_TEST
         if (!Publish(DelayedSingleton<NetStatsService>::GetInstance().get())) {
             NETMGR_LOG_E("Register to sa manager failed");
             return false;
         }
+#endif
         registerToService_ = true;
     }
     if (nullptr == netStatsCached_) {
diff --git a/test/fuzztest/netpolicyclient_fuzzer/net_policy_client_fuzzer.cpp b/test/fuzztest/netpolicyclient_fuzzer/net_policy_client_fuzzer.cpp
index 42be746e7e60b50095add5102092e057f084f954..212e2b53f9016454c8f03700e29d5ebec78ce8cb 100644
--- a/test/fuzztest/netpolicyclient_fuzzer/net_policy_client_fuzzer.cpp
+++ b/test/fuzztest/netpolicyclient_fuzzer/net_policy_client_fuzzer.cpp
@@ -393,7 +393,7 @@ void SetDeviceIdleTrustlistFuzzTest(const uint8_t *data, size_t size)
     }
 
     bool isAllowed = NetPolicyGetData<int32_t>() % CONVERT_NUMBER_TO_BOOL == 0;
-    std::vector<uint32_t> uids = NetPolicyGetData<std::vector<uint32_t>>();
+    std::vector<uint32_t> uids;
     dataParcel.WriteUInt32Vector(uids);
     dataParcel.WriteBool(isAllowed);
 
@@ -423,7 +423,7 @@ void SetPowerSaveTrustlistFuzzTest(const uint8_t *data, size_t size)
     }
 
     bool isAllowed = NetPolicyGetData<int32_t>() % CONVERT_NUMBER_TO_BOOL == 0;
-    std::vector<uint32_t> uids = NetPolicyGetData<std::vector<uint32_t>>();
+    std::vector<uint32_t> uids;
     dataParcel.WriteBool(isAllowed);
     dataParcel.WriteUInt32Vector(uids);