diff --git a/frameworks/js/napi/netstats/src/net_stats_service.cpp b/frameworks/js/napi/netstats/src/net_stats_service.cpp
index 2af8ff1d5197e62060129635809301f524e38776..478da25329a5efc3d32f9cc4e652490f59dbdf02 100644
--- a/frameworks/js/napi/netstats/src/net_stats_service.cpp
+++ b/frameworks/js/napi/netstats/src/net_stats_service.cpp
@@ -1387,30 +1387,6 @@ void NetStatsService::UpdateCurActiviteSimChanged(int32_t simId, uint64_t ifInde
     }
 }
 
-bool NetStatsService::IsSameStateInTwoMap(int32_t simId)
-{
-    auto ifIndexItem = simIdToIfIndexMap_.find(simId);
-    auto settingsItem = settingsTrafficMap_.find(simId);
-    if (ifIndexItem == simIdToIfIndexMap_.end() &&
-        settingsItem == settingsTrafficMap_.end()) {
-        return true;
-    }
-    if (ifIndexItem != simIdToIfIndexMap_.end() &&
-        settingsItem != settingsTrafficMap_.end()) {
-        return true;
-    }
-    return false;
-}
-
-void NetStatsService::DeleteSimIdInTwoMap(int32_t simId)
-{
-    if (simIdToIfIndexMap_.find(simId) != simIdToIfIndexMap_.end() &&
-        settingsTrafficMap_.find(simId) != settingsTrafficMap_.end()) {
-        simIdToIfIndexMap_.erase(simId);
-        settingsTrafficMap_.erase(simId);
-    }
-}
-
 void NetStatsService::AddSimIdInTwoMap(int32_t simId, uint64_t ifIndex)
 {
     NETMGR_LOG_I("AddSimIdInTwoMap. simId:%{public}d, ifIndex:%{public}" PRIu64, simId, ifIndex);
diff --git a/services/netmanagernative/bpf/src/netsys.c b/services/netmanagernative/bpf/src/netsys.c
index 49951b16b33da80b06572b7db70d1cd79f7cbace..b2e517d09bc06023480845dbbe45471c5ab7b782 100644
--- a/services/netmanagernative/bpf/src/netsys.c
+++ b/services/netmanagernative/bpf/src/netsys.c
@@ -300,20 +300,6 @@ static void process_traffic_notify(struct __sk_buff *skb, uint64_t ifindex)
     }
 }
 
-static uint8_t is_need_discard(void)
-{
-    uint8_t wifi_type = 0;
-    uint8_t cellular_type = 1;
-    uint8_t *wifi_status = bpf_map_lookup_elem(&net_status_map, &wifi_type);
-    uint8_t *cellular_status = bpf_map_lookup_elem(&net_status_map, &cellular_type);
-
-    if (wifi_status != NULL && *wifi_status == 0 &&
-        cellular_status != NULL && *cellular_status == 0) {
-        return 1;
-    }
-    return 0;
-}
-
 SEC("socket/iface/stats")
 int socket_iface_stats(struct __sk_buff *skb)
 {
@@ -325,10 +311,6 @@ int socket_iface_stats(struct __sk_buff *skb)
         return 1;
     }
 
-    if (is_need_discard() == 1) {
-        return 1;
-    }
-
     uint64_t ifindex = skb->ifindex;
     iface_stats_value *value_if = bpf_map_lookup_elem(&iface_stats_map, &ifindex);
     if (value_if == NULL) {
diff --git a/services/netstatsmanager/include/net_stats_service.h b/services/netstatsmanager/include/net_stats_service.h
index 5310cdc384328d80e6a5cf7e94ba92ab80e9e836..61f7057e5225a1cd347fdd9956281759dc0e1e04 100644
--- a/services/netstatsmanager/include/net_stats_service.h
+++ b/services/netstatsmanager/include/net_stats_service.h
@@ -150,8 +150,6 @@ private:
                                    uint64_t &monthlyMarkAvailable, uint64_t &dailyMarkAvailable);
     int32_t UpdataSettingsdataFfrt(int32_t simId, uint8_t flag, uint64_t value);
     void ClearTrafficMapBySlotId(int32_t slotId, uint64_t ifIndex);
-    bool IsSameStateInTwoMap(int32_t simId);
-    void DeleteSimIdInTwoMap(int32_t simId);
     void AddSimIdInTwoMap(int32_t simId, uint64_t ifIndex);
     void PrintTrafficBpfMapInfo(int32_t slotId);
     void PrintTrafficSettingsMapInfo(int32_t simId);