diff --git a/common/include/input_hub.cpp b/common/include/input_hub.cpp
index 1db2a6f..afbbecb 100644
--- a/common/include/input_hub.cpp
+++ b/common/include/input_hub.cpp
@@ -201,12 +201,6 @@ size_t InputHub::GetEvents(RawEvent *buffer, size_t bufferSize)
     return event - buffer;
 }
 
-bool InputHub::IsTouchPad(Device *device)
-{
-    return ((device->classes & INPUT_DEVICE_CLASS_TOUCH_MT) || (device->classes & INPUT_DEVICE_CLASS_TOUCH)) &&
-        IsTouchPad(device->identifier);
-}
-
 bool InputHub::IsTouchPad(const InputDevice &inputDevice)
 {
     std::string dhName = inputDevice.name;
@@ -260,13 +254,6 @@ void InputHub::RecordDeviceChangeStates(Device *device, struct input_event readB
         if (event.type == EV_ABS && (event.code == ABS_MT_POSITION_Y || event.code == ABS_Y)) {
             DInputState::GetInstance().RefreshABSPosition(event.descriptor, -1, event.value);
         }
-
-        if (IsTouchPad(device) && event.type == EV_KEY && event.code == BTN_MOUSE && event.value == KEY_UP_STATE &&
-            !DInputState::GetInstance().IsDhIdDown(event.descriptor)) {
-                DHLOGI("Find touchpad UP state that not down effective at sink side, dhId: %s",
-                    event.descriptor.c_str());
-                DInputState::GetInstance().SimulateTouchPadUpState(event.descriptor, event);
-            }
         DHLOGD("RecordDeviceChangeStates end.");
     }
 }
diff --git a/common/include/input_hub.h b/common/include/input_hub.h
index 9e6e64c..83ff337 100644
--- a/common/include/input_hub.h
+++ b/common/include/input_hub.h
@@ -151,7 +151,6 @@ private:
     bool ContainsNonZeroByte(const uint8_t *array, uint32_t startIndex, uint32_t endIndex);
     int64_t ProcessEventTimestamp(const input_event &event);
     bool IsTouchPad(const InputDevice &inputDevice);
-    bool IsTouchPad(Device *device);
 
     /*
      * this macro is used to tell if "bit" is set in "array"
diff --git a/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp b/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp
index d600479..b4ade68 100644
--- a/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp
+++ b/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp
@@ -320,7 +320,7 @@ void DistributedInputSinkManager::DInputSinkListener::OnStopRemoteInputDhid(cons
     stopIndeedOnes.noSharingDhIds = stopIndeedDhIds;
     DistributedInputCollector::GetInstance().ReportDhIdSharingState(stopIndeedOnes);
 
-    DInputState::GetInstance().RecordDhIds(stopOnCmdDhIds, DhIdState::THROUGH_IN, sessionId);
+    DInputState::GetInstance().RecordDhIds(stopOnCmdDhIds, DhIdState::THROUGH_IN, -1);
 
     if (DistributedInputCollector::GetInstance().IsAllDevicesStoped()) {
         DHLOGE("All dhid stop sharing, sessionId: %d is closed.", sessionId);
@@ -387,7 +387,7 @@ void DistributedInputSinkManager::DInputSinkListener::OnRelayStopDhidRemoteInput
     stopIndeedOnes.noSharingDhIds = stopIndeedDhIds;
     DistributedInputCollector::GetInstance().ReportDhIdSharingState(stopIndeedOnes);
 
-    DInputState::GetInstance().RecordDhIds(stopOnCmdDhIds, DhIdState::THROUGH_IN, toSinkSessionId);
+    DInputState::GetInstance().RecordDhIds(stopOnCmdDhIds, DhIdState::THROUGH_IN, -1);
 
     if (DistributedInputCollector::GetInstance().IsAllDevicesStoped()) {
         DHLOGE("All dhid stop sharing, sessionId: %d is closed.", toSinkSessionId);
diff --git a/services/source/inputinject/include/distributed_input_inject.h b/services/source/inputinject/include/distributed_input_inject.h
index cb4951a..c03fd82 100644
--- a/services/source/inputinject/include/distributed_input_inject.h
+++ b/services/source/inputinject/include/distributed_input_inject.h
@@ -50,6 +50,7 @@ public:
     void NotifyNodeMgrScanVirNode(const std::string &devId, const std::string &dhId);
     void GetVirtualKeyboardPaths(const std::string &devId, const std::vector<std::string> &dhIds,
         std::vector<std::string> &virKeyboardPaths);
+    void ResetTouchPadBtnMouseState(const std::string &deviceId, const std::vector<std::string> &dhIds);
 private:
     DistributedInputInject();
     ~DistributedInputInject();
diff --git a/services/source/inputinject/include/distributed_input_node_manager.h b/services/source/inputinject/include/distributed_input_node_manager.h
index ace7b0e..9e3aec0 100644
--- a/services/source/inputinject/include/distributed_input_node_manager.h
+++ b/services/source/inputinject/include/distributed_input_node_manager.h
@@ -68,6 +68,7 @@ public:
     int32_t GetVirtualTouchScreenFd();
 
     void ProcessInjectEvent(const EventBatch &events);
+    void ResetTouchPadBtnMouseState(const std::string &deviceId, const std::vector<std::string> &dhIds);
 
     /**
      * @brief Get the Virtual Keyboard Paths By Dh Ids object
@@ -114,6 +115,18 @@ private:
     void SetPathForVirDev(const DhUniqueID &dhUniqueId, const std::string &devicePath);
     void RunInjectEventCallback(const std::string &dhId, const uint32_t injectEvent);
 
+    void RecordEvents(const RawEvent &event, const VirtualDevice* device);
+    bool IsTouchPad(const std::string &deviceName);
+
+    void AddBtnMouseDownState(int32_t fd);
+    void RemoveBtnMouseDownState(int32_t fd);
+    void RecordChangeEventLog(const RawEvent &event);
+    void RefreshABSPosition(int32_t fd, int32_t absX, int32_t absY);
+    void ClearCachedState(int32_t fd);
+
+    void SimulateTouchPadUpState(const std::string &deviceId, const std::string &dhId,
+        int32_t fd, int32_t dx, int32_t dy);
+
     /* the key is {networkId, dhId}, and the value is virtualDevice */
     std::map<DhUniqueID, std::unique_ptr<VirtualDevice>> virtualDeviceMap_;
     std::mutex virtualDeviceMapMutex_;
@@ -129,6 +142,13 @@ private:
     std::once_flag callOnceFlag_;
     std::shared_ptr<DInputNodeManagerEventHandler> callBackHandler_;
     sptr<ISessionStateCallback> SessionStateCallback_;
+
+    std::mutex absPosMtx_;
+    // Record abs x/y of touchpad, {fd, {dx, dy}}
+    std::unordered_map<int32_t, std::pair<int32_t, int32_t>> absPositionsMap_;
+
+    std::mutex downBtnMouseFdsMtx_;
+    std::set<int32_t> downTouchPadBtnMouseFds_;
 };
 } // namespace DistributedInput
 } // namespace DistributedHardware
diff --git a/services/source/inputinject/include/virtual_device.h b/services/source/inputinject/include/virtual_device.h
index bcec29e..e92b477 100644
--- a/services/source/inputinject/include/virtual_device.h
+++ b/services/source/inputinject/include/virtual_device.h
@@ -50,6 +50,7 @@ public:
 
     int32_t GetDeviceFd();
     uint16_t GetDeviceType();
+    std::string GetDeviceName();
 
 private:
     int32_t fd_ = -1;
diff --git a/services/source/inputinject/src/distributed_input_inject.cpp b/services/source/inputinject/src/distributed_input_inject.cpp
index 8f53ecf..719882b 100644
--- a/services/source/inputinject/src/distributed_input_inject.cpp
+++ b/services/source/inputinject/src/distributed_input_inject.cpp
@@ -220,6 +220,17 @@ void DistributedInputInject::NotifyNodeMgrScanVirNode(const std::string &devId,
     }
     inputNodeManager_->NotifyNodeMgrScanVirNode(devId, dhId);
 }
+
+void DistributedInputInject::ResetTouchPadBtnMouseState(const std::string &deviceId,
+    const std::vector<std::string> &dhIds)
+{
+    std::lock_guard<std::mutex> lock(inputNodeManagerMutex_);
+    if (inputNodeManager_ == nullptr) {
+        DHLOGE("ResetTouchPadBtnMouseState inputNodeManager is nullptr");
+        return;
+    }
+    inputNodeManager_->ResetTouchPadBtnMouseState(deviceId, dhIds);
+}
 } // namespace DistributedInput
 } // namespace DistributedHardware
 } // namespace OHOS
\ No newline at end of file
diff --git a/services/source/inputinject/src/distributed_input_node_manager.cpp b/services/source/inputinject/src/distributed_input_node_manager.cpp
index a429a98..34953f8 100644
--- a/services/source/inputinject/src/distributed_input_node_manager.cpp
+++ b/services/source/inputinject/src/distributed_input_node_manager.cpp
@@ -513,6 +513,202 @@ void DistributedInputNodeManager::RunInjectEventCallback(const std::string &dhId
     SessionStateCallback_->OnResult(dhId, DINPUT_INJECT_EVENT_FAIL);
 }
 
+bool DistributedInputNodeManager::IsTouchPad(const std::string &deviceName)
+{
+    DHLOGD("device name is %s.", deviceName.c_str());
+    transform(deviceName.begin(), deviceName.end(), deviceName.begin(), ::tolower);
+    if (deviceName.find(DH_TOUCH_PAD) == std::string::npos) {
+        return false;
+    }
+    return true;
+}
+
+void DistributedInputNodeManager::AddBtnMouseDownState(int32_t fd)
+{
+    std::lock_guard<std::mutex> mapLock(downBtnMouseFdsMtx_);
+    downTouchPadBtnMouseFds_.insert(fd);
+}
+
+void DistributedInputNodeManager::RemoveBtnMouseDownState(int32_t fd)
+{
+    std::lock_guard<std::mutex> mapLock(downBtnMouseFdsMtx_);
+    downTouchPadBtnMouseFds_.erase(fd);
+}
+
+void DistributedInputNodeManager::ClearCachedState(int32_t fd)
+{
+    std::lock_guard<std::mutex> lock(absPosMtx_);
+    absPositionsMap_.erase(fd);
+
+    std::lock_guard<std::mutex> mapLock(downBtnMouseFdsMtx_);
+    downTouchPadBtnMouseFds_.erase(fd);
+}
+
+void DistributedInputNodeManager::RecordEvents(const RawEvent &event, const VirtualDevice* device)
+{
+    bool isTouchEvent = false;
+    if (((device->GetClasses() & INPUT_DEVICE_CLASS_TOUCH_MT) || (device->GetClasses() & INPUT_DEVICE_CLASS_TOUCH)) &&
+        IsTouchPad(device->GetDeviceName())) {
+        isTouchEvent = true;
+    }
+
+    if (!isTouchEvent) {
+        return;
+    }
+
+    if (event.type == EV_ABS && (event.code == ABS_MT_POSITION_X || event.code == ABS_X)) {
+        RefreshABSPosition(device->GetDeviceFd(), event.value, -1);
+    }
+
+    if (event.type == EV_ABS && (event.code == ABS_MT_POSITION_Y || event.code == ABS_Y)) {
+        RefreshABSPosition(device->GetDeviceFd(), -1, event.value);
+    }
+
+    // Deal btn mouse state
+    if (event.type == EV_KEY && event.code == BTN_MOUSE && event.value == KEY_DOWN_STATE) {
+        AddBtnMouseDownState(event);
+        RecordChangeEventLog(event);
+    }
+
+    if (event.type == EV_KEY && event.code == BTN_MOUSE && event.value == KEY_UP_STATE) {
+        RemoveBtnMouseDownState(event);
+        RecordChangeEventLog(event);
+    }
+}
+
+void DistributedInputNodeManager::RecordChangeEventLog(const RawEvent &event)
+{
+    std::string eventType = "";
+    switch (event.type) {
+        case EV_KEY:
+            eventType = "EV_KEY";
+            break;
+        case EV_REL:
+            eventType = "EV_REL";
+            break;
+        case EV_ABS:
+            eventType = "EV_ABS";
+            break;
+        case EV_SYN:
+            eventType = "EV_SYN";
+            break;
+        default:
+            eventType = "other type " + std::to_string(event.type);
+            break;
+    }
+    DHLOGI("6.E2E-Test Sink collect change event, EventType: %s, Code: %d, Value: %d, Path: %s, descriptor: %s,"
+        "When:%" PRId64 "", eventType.c_str(), event.code, event.value, event.path.c_str(),
+        GetAnonyString(event.descriptor).c_str(), event.when);
+}
+
+void DistributedInputNodeManager::RefreshABSPosition(int32_t fd, int32_t absX, int32_t absY)
+{
+    std::lock_guard<std::mutex> lock(absPosMtx_);
+    if (absX != -1) {
+        absPositionsMap_[fd].first = absX;
+    }
+
+    if (absY != -1) {
+        absPositionsMap_[fd].second = absY;
+    }
+}
+
+void DistributedInputNodeManager::ResetTouchPadBtnMouseState(const std::string &deviceId,
+    const std::vector<std::string> &dhIds)
+{
+    VirtualDevice* device = nullptr;
+    bool isTouchPad = false;
+    for (auto const &dhId : dhIds) {
+        if (GetDevice(deviceId, dhId, device) < 0 || device == nullptr) {
+            DHLOGE("could not find the device");
+            continue;
+        }
+
+        if (((device->GetClasses() & INPUT_DEVICE_CLASS_TOUCH_MT) ||
+            (device->GetClasses() & INPUT_DEVICE_CLASS_TOUCH)) &&
+            IsTouchPad(device->GetDeviceName())) {
+            isTouchPad = true;
+        }
+
+        if (!isTouchPad) {
+            continue;
+        }
+
+        int32_t fd = device->GetDeviceFd();
+
+        DHLOGI("Find the touchpad stopped, try reset it's state, deviceId: %s, dhId: %s, fd: %d",
+            deviceId.c_str(), dhId.c_str(), fd);
+        int32_t dx = -1;
+        int32_t dy = -1;
+        {
+            std::lock_guard<std::mutex> lock(downBtnMouseFdsMtx_);
+            if (downTouchPadBtnMouseFds_.count(fd) == 0) {
+                continue;
+            } else {
+                downTouchPadBtnMouseFds_.erase(fd);
+                DHLOGI("Find this touchpad fd should reset, fd: %d", fd);
+            }
+        }
+        
+        {
+            std::lock_guard<std::mutex> lock(absPosMtx_);
+            if (absPositionsMap_.count(fd) == 0) {
+                DHLOGE("Find touch pad need reset, but CAN NOT find dx,dy");
+                dx = 0;
+                dy = 0;
+            } else {
+                dx = absPositionsMap_[fd].first;
+                dy = absPositionsMap_[fd].second;
+                absPositionsMap_.erase(fd);
+            }
+        }
+        SimulateTouchPadUpState(deviceId, dhId, fd, dx, dy);
+    }
+}
+
+void DistributedInputNodeManager::SimulateTouchPadUpState(const std::string &deviceId, const std::string &dhId,
+    int32_t fd, int32_t dx, int32_t dy)
+{
+    DHLOGI("Sinmulate touch pad UP state events, deviceId: %s, dhId: %s, fd: %d, dx: %d, dy: %d",
+        deviceId.c_str(), dhId.c_str(), fd, dx, dy);
+    int32_t simTrackingId = 0xffffffff;
+    input_event touchTrackingIdEv1 = { EV_ABS, ABS_MT_TRACKING_ID, simTrackingId };
+    input_event btnToolFingerDownEv = { EV_KEY, BTN_TOOL_FINGER, KEY_DOWN_STATE };
+    input_event btnToolDoubleTapUpEv = { EV_KEY, BTN_TOOL_DOUBLETAP, KEY_UP_STATE };
+    input_event mscEv1 = { EV_MSC, MSC_TIMESTAMP, 0x0 };
+    input_event sycReportEv1 = { EV_SYN, SYN_REPORT, 0x0 };
+
+    input_event absMtPosX1 = { EV_ABS, ABS_MT_POSITION_X, dx };
+    input_event absMtPosY1 = { EV_ABS, ABS_MT_POSITION_Y, dy };
+    input_event absPosX1 = { EV_ABS, ABS_X, dx };
+    input_event absPosY1 = { EV_ABS, ABS_Y, dy };
+    input_event mscEv2 = { EV_MSC, MSC_TIMESTAMP, 0x0 };
+    input_event sycReportEv2 = { EV_SYN, SYN_REPORT, 0x0 };
+
+    input_event absMtPosX2 = { EV_ABS, ABS_MT_POSITION_X, dx };
+    input_event absMtPosY2 = { EV_ABS, ABS_MT_POSITION_Y, dy };
+    input_event btnMouseUpEv = { EV_KEY, BTN_MOUSE, KEY_UP_STATE };
+    input_event absPosX2 = { EV_ABS, ABS_X, dx };
+    input_event absPosY2 = { EV_ABS, ABS_Y, dy };
+    input_event mscEv3 = { EV_MSC, MSC_TIMESTAMP, 0x0 };
+    input_event sycReportEv3 = { EV_SYN, SYN_REPORT, 0x0 };
+
+    input_event touchTrackingIdEv2 = { EV_ABS, ABS_MT_TRACKING_ID, simTrackingId };
+    input_event btnTouchUpEv = { EV_KEY, BTN_TOUCH, KEY_UP_STATE };
+    input_event btnToolFingerUpEv = { EV_KEY, BTN_TOOL_FINGER, KEY_UP_STATE };
+    input_event mscEv4 = { EV_MSC, MSC_TIMESTAMP, 0x0 };
+    input_event sycReportEv4 = { EV_SYN, SYN_REPORT, 0x0 };
+
+    std::vector<input_event> simEvents = {
+        touchTrackingIdEv1, btnToolFingerDownEv, btnToolDoubleTapUpEv, mscEv1, sycReportEv1,
+        absMtPosX1, absMtPosY1, absPosX1, absPosY1, mscEv2, sycReportEv2, 
+        absMtPosX2, absMtPosY2, btnMouseUpEv, absPosX2, absPosY2, mscEv3, sycReportEv3,
+        touchTrackingIdEv2, btnTouchUpEv, btnToolFingerUpEv, mscEv4, sycReportEv4 };
+    for (auto &event : simEvents) {
+        WriteEventToDevice(fd, event);
+    }
+}
+
 void DistributedInputNodeManager::ProcessInjectEvent(const EventBatch &events)
 {
     std::string deviceId = events.first;
@@ -532,6 +728,7 @@ void DistributedInputNodeManager::ProcessInjectEvent(const EventBatch &events)
             return;
         }
         if (device != nullptr) {
+            RecordEvents(rawEvent, device);
             device->InjectInputEvent(event);
         }
     }
diff --git a/services/source/inputinject/src/virtual_device.cpp b/services/source/inputinject/src/virtual_device.cpp
index f75dcbf..498bc0f 100644
--- a/services/source/inputinject/src/virtual_device.cpp
+++ b/services/source/inputinject/src/virtual_device.cpp
@@ -211,6 +211,11 @@ uint16_t VirtualDevice::GetClasses()
     return classes_;
 }
 
+std::string VirtualDevice::GetDeviceName()
+{
+    return deviceName_;
+}
+
 void VirtualDevice::RecordEventLog(const input_event &event)
 {
     std::string eventType = "";
diff --git a/services/source/transport/src/distributed_input_source_transport.cpp b/services/source/transport/src/distributed_input_source_transport.cpp
index 48fd7a7..1ab15f7 100644
--- a/services/source/transport/src/distributed_input_source_transport.cpp
+++ b/services/source/transport/src/distributed_input_source_transport.cpp
@@ -328,6 +328,7 @@ int32_t DistributedInputSourceTransport::StopRemoteInputDhids(int32_t srcTsrcSeI
     DHLOGI("StopRemoteInputDhids srcTsrcSeId:%d, sinkSessionId:%d.", srcTsrcSeId, sinkSessionId);
     std::vector<std::string> dhIdsVec = SplitDhIdString(dhids);
     ResetKeyboardKeyState(deviceId, dhIdsVec);
+    ResetTouchPadBtnMouseState(deviceId, dhIdsVec);
 
     nlohmann::json jsonStr;
     jsonStr[DINPUT_SOFTBUS_KEY_CMD_TYPE] = TRANS_SOURCE_MSG_STOP_DHID_FOR_REL;
@@ -775,6 +776,7 @@ int32_t DistributedInputSourceTransport::StopRemoteInput(const std::string &devi
     }
     DHLOGI("StopRemoteInput sessionId:%d.", sessionId);
     ResetKeyboardKeyState(deviceId, dhids);
+    ResetTouchPadBtnMouseState(deviceId, dhids);
 
     nlohmann::json jsonStr;
     jsonStr[DINPUT_SOFTBUS_KEY_CMD_TYPE] = TRANS_SOURCE_MSG_STOP_DHID;
diff --git a/services/state/include/dinput_state.h b/services/state/include/dinput_state.h
index 5b217ff..5dfa229 100644
--- a/services/state/include/dinput_state.h
+++ b/services/state/include/dinput_state.h
@@ -16,7 +16,6 @@
 #ifndef DISTRIBUTED_INPUT_STATE_BASE_H
 #define DISTRIBUTED_INPUT_STATE_BASE_H
 
-#include <atomic>
 #include <map>
 #include <mutex>
 #include <string>
@@ -65,16 +64,6 @@ public:
 
     void RefreshABSPosition(const std::string &dhId, int32_t absX, int32_t absY);
     std::pair<int32_t, int32_t> GetAndClearABSPosition(const std::string &dhId);
-
-    void SimulateTouchPadUpState(const std::string &dhId, const struct RawEvent &event);
-    /**
-     * @brief check is one device in down state
-     *
-     * @param dhId the dhid
-     * @return true in down state
-     * @return false NOT in down state
-     */
-    bool IsDhIdDown(const std::string &dhId);
 private:
     DInputState() = default;
     ~DInputState();
@@ -93,7 +82,6 @@ private:
     std::mutex absPosMtx_;
     // Record abs x/y of touchpad
     std::unordered_map<std::string, std::pair<int32_t, int32_t>> absPositionsMap_;
-    std::atomic<int32_t> lastSessionId_ {0};
 };
 } // namespace DistributedInput
 } // namespace DistributedHardware
diff --git a/services/state/src/dinput_state.cpp b/services/state/src/dinput_state.cpp
index 9c29850..846b5e2 100644
--- a/services/state/src/dinput_state.cpp
+++ b/services/state/src/dinput_state.cpp
@@ -70,7 +70,6 @@ int32_t DInputState::RecordDhIds(const std::vector<std::string> &dhIds, DhIdStat
     if (state == DhIdState::THROUGH_OUT) {
         SimulateEventInjectToSrc(sessionId, dhIds);
     }
-    lastSessionId_ = sessionId;
     return DH_SUCCESS;
 }
 
@@ -168,46 +167,6 @@ void DInputState::SimulateBtnTouchEvent(const int32_t sessionId, const std::stri
     DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsgBatch(sessionId, simEvents);
 }
 
-void DInputState::SimulateTouchPadUpState(const std::string &dhId, const struct RawEvent &event)
-{
-    DHLOGI("Sinmulate touch pad UP state to source, dhId: %s", dhId.c_str());
-    int32_t simTrackingId = 0xffffffff;
-    std::vector<struct RawEvent> simEvents;
-    RawEvent touchTrackingIdEv1 = { event.when, EV_ABS, ABS_MT_TRACKING_ID, simTrackingId, dhId, event.path };
-    simEvents.push_back(touchTrackingIdEv1);
-
-    RawEvent btnToolFingerDownEv = { event.when, EV_KEY, BTN_TOOL_FINGER, KEY_DOWN_STATE, dhId, event.path };
-    simEvents.push_back(btnToolFingerDownEv);
-
-    RawEvent btnToolDoubleTapUpEv = { event.when, EV_KEY, BTN_TOOL_DOUBLETAP, KEY_UP_STATE, dhId, event.path };
-    simEvents.push_back(btnToolDoubleTapUpEv);
-
-    RawEvent mscEv1 = { event.when, EV_MSC, MSC_TIMESTAMP, 0x0, dhId, event.path };
-    simEvents.push_back(mscEv1);
-
-    RawEvent sycReportEv1 = { event.when, EV_SYN, SYN_REPORT, 0x0, dhId, event.path };
-    simEvents.push_back(sycReportEv1);
-
-    RawEvent btnMouseUpEv = { event.when, EV_KEY, BTN_MOUSE, KEY_UP_STATE, dhId, event.path };
-    simEvents.push_back(btnMouseUpEv);
-
-    RawEvent touchTrackingIdEv2 = { event.when, EV_ABS, ABS_MT_TRACKING_ID, simTrackingId, dhId, event.path };
-    simEvents.push_back(touchTrackingIdEv2);
-
-    RawEvent btnTouchUpEv = { event.when, EV_KEY, BTN_TOUCH, KEY_UP_STATE, dhId, event.path };
-    simEvents.push_back(btnTouchUpEv);
-
-    RawEvent btnToolFingerUpEv = { event.when, EV_KEY, BTN_TOOL_FINGER, KEY_UP_STATE, dhId, event.path };
-    simEvents.push_back(btnToolFingerDownEv);
-
-    RawEvent mscEv2 = { event.when, EV_MSC, MSC_TIMESTAMP, 0x0, dhId, event.path };
-    simEvents.push_back(mscEv2);
-
-    RawEvent sycReportEv2 = { event.when, EV_SYN, SYN_REPORT, 0x0, dhId, event.path };
-    simEvents.push_back(sycReportEv2);
-    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsgBatch(lastSessionId_, simEvents);
-}
-
 void DInputState::SimulateNormalEvent(const int32_t sessionId, const std::string &dhId, const struct RawEvent &event)
 {
     DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
@@ -241,13 +200,6 @@ std::pair<int32_t, int32_t> DInputState::GetAndClearABSPosition(const std::strin
     return absPos;
 }
 
-bool DInputState::IsDhIdDown(const std::string &dhId)
-{
-    std::lock_guard<std::mutex> mapLock(keyDownStateMapMtx_);
-    auto iter = keyDownStateMap_.find(dhId);
-    return iter != keyDownStateMap_.end();
-}
-
 void DInputState::AddKeyDownState(struct RawEvent event)
 {
     std::lock_guard<std::mutex> mapLock(keyDownStateMapMtx_);