diff --git a/common/include/input_hub.cpp b/common/include/input_hub.cpp
index 96736d8..c3afa22 100644
--- a/common/include/input_hub.cpp
+++ b/common/include/input_hub.cpp
@@ -1471,7 +1471,7 @@ void InputHub::SavePressedKeyState(const InputHub::Device *dev, int32_t keyCode)
 
 void InputHub::CheckTargetKeyState(const InputHub::Device *dev, const unsigned long *keyState)
 {
-    //If device is a mouse, record the mouse pressed key.
+    // If device is a mouse, record the mouse pressed key.
     if ((dev->classes & INPUT_DEVICE_CLASS_CURSOR) != 0) {
         int mouseLeftBtnState = BitIsSet(keyState, BTN_LEFT);
         if (mouseLeftBtnState != 0) {
diff --git a/common/include/input_hub.h b/common/include/input_hub.h
index bd1403f..8964fb8 100644
--- a/common/include/input_hub.h
+++ b/common/include/input_hub.h
@@ -44,7 +44,7 @@ inline constexpr size_t NBYTES(size_t nbits)
 }
 
 class InputHub {
-private:
+public:
     struct Device  {
         Device* next;
         int fd; // may be -1 if device is closed
@@ -73,7 +73,7 @@ private:
         int32_t absXIndex;
         int32_t absYIndex;
     };
-public:
+
     InputHub();
     ~InputHub();
     size_t StartCollectInputEvents(RawEvent *buffer, size_t bufferSize);
diff --git a/services/sink/inputcollector/test/sinkcollectorunittest/BUILD.gn b/services/sink/inputcollector/test/sinkcollectorunittest/BUILD.gn
index ef849ad..0e65594 100644
--- a/services/sink/inputcollector/test/sinkcollectorunittest/BUILD.gn
+++ b/services/sink/inputcollector/test/sinkcollectorunittest/BUILD.gn
@@ -63,6 +63,7 @@ ohos_unittest("distributed_input_inner_sinkcollector_test") {
 
   deps = [
     "${utils_path}:libdinput_utils",
+    "${services_state_path}:libdinput_state",
     "//third_party/libevdev:libevdev",
     "//third_party/openssl:libcrypto_shared",
   ]
diff --git a/services/state/include/dinput_state.h b/services/state/include/dinput_state.h
index e2f71e2..5dfa229 100644
--- a/services/state/include/dinput_state.h
+++ b/services/state/include/dinput_state.h
@@ -69,7 +69,8 @@ private:
     ~DInputState();
     // Simulate device state to the pass through target device.
     void SimulateEventInjectToSrc(const int32_t sessionId, const std::vector<std::string> &dhIds);
-
+    void SimulateBtnTouchEvent(const int32_t sessionId, const std::string &dhId, const struct RawEvent &event);
+    void SimulateNormalEvent(const int32_t sessionId, const std::string &dhId, const struct RawEvent &event);
 private:
     std::mutex operationMutex_;
     std::map<std::string, DhIdState> dhIdStateMap_;
diff --git a/services/state/src/dinput_state.cpp b/services/state/src/dinput_state.cpp
index b929e3e..fae078f 100644
--- a/services/state/src/dinput_state.cpp
+++ b/services/state/src/dinput_state.cpp
@@ -116,44 +116,11 @@ void DInputState::SimulateEventInjectToSrc(const int32_t sessionId, const std::v
             if (event.code == BTN_TOUCH) {
                 DHLOGI("Simulate Touch Down event for device path: %s, dhId: %s",
                     event.path.c_str(), event.descriptor.c_str());
-                DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                    EV_ABS, ABS_MT_TRACKING_ID, SIM_TOUCH_TRACKING_ID);
-                std::pair<int32_t, int32_t> absPos = GetAndClearABSPosition(event.descriptor);
-                if (absPos.first != -1) {
-                    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                        EV_ABS, ABS_MT_POSITION_X, absPos.first);
-                }
-
-                if (absPos.second != -1) {
-                    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                        EV_ABS, ABS_MT_POSITION_Y, absPos.second);
-                }
-
-                DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                    EV_KEY, event.code, KEY_DOWN_STATE);
-                DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                    EV_KEY, BTN_TOOL_FINGER, KEY_DOWN_STATE);
-
-                if (absPos.first != -1) {
-                    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                        EV_ABS, ABS_X, absPos.first);
-                }
-
-                if (absPos.second != -1) {
-                    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                        EV_ABS, ABS_Y, absPos.second);
-                }
-                DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                    EV_MSC, MSC_TIMESTAMP, 0x0);
-                DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                    EV_SYN, SYN_REPORT, 0x0);
+                SimulateBtnTouchEvent(sessionId, dhId, event);
             } else {
                 DHLOGI("Simulate Key event for device path: %s, dhId: %s",
                     event.path.c_str(), event.descriptor.c_str());
-                DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                    EV_KEY, event.code, KEY_DOWN_STATE);
-                DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
-                    EV_SYN, SYN_REPORT, 0x0);
+                SimulateNormalEvent(sessionId, dhId, event);
             }
         }
 
@@ -161,6 +128,47 @@ void DInputState::SimulateEventInjectToSrc(const int32_t sessionId, const std::v
     }
 }
 
+void DInputState::SimulateBtnTouchEvent(const int32_t sessionId, const std::string &dhId, const struct RawEvent &event)
+{
+    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+        EV_ABS, ABS_MT_TRACKING_ID, SIM_TOUCH_TRACKING_ID);
+    std::pair<int32_t, int32_t> absPos = GetAndClearABSPosition(event.descriptor);
+    if (absPos.first != -1) {
+        DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+            EV_ABS, ABS_MT_POSITION_X, absPos.first);
+    }
+    if (absPos.second != -1) {
+        DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+            EV_ABS, ABS_MT_POSITION_Y, absPos.second);
+    }
+
+    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+        EV_KEY, event.code, KEY_DOWN_STATE);
+    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+        EV_KEY, BTN_TOOL_FINGER, KEY_DOWN_STATE);
+
+    if (absPos.first != -1) {
+        DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+            EV_ABS, ABS_X, absPos.first);
+    }
+    if (absPos.second != -1) {
+        DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+            EV_ABS, ABS_Y, absPos.second);
+    }
+    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+        EV_MSC, MSC_TIMESTAMP, 0x0);
+    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+        EV_SYN, SYN_REPORT, 0x0);
+}
+
+void DInputState::SimulateNormalEvent(const int32_t sessionId, const std::string &dhId, const struct RawEvent &event)
+{
+    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+        EV_KEY, event.code, KEY_DOWN_STATE);
+    DistributedInputSinkTransport::GetInstance().SendKeyStateNodeMsg(sessionId, dhId,
+        EV_SYN, SYN_REPORT, 0x0);
+}
+
 void DInputState::RefreshABSPosition(const std::string &dhId, int32_t absX, int32_t absY)
 {
     std::lock_guard<std::mutex> lock(absPosMtx_);
diff --git a/utils/include/dinput_utils_tool.h b/utils/include/dinput_utils_tool.h
index 8069c16..3176520 100644
--- a/utils/include/dinput_utils_tool.h
+++ b/utils/include/dinput_utils_tool.h
@@ -17,9 +17,9 @@
 #define OHOS_DISTRIBUTED_INPUT_UTILS_TOOL_H
 
 #include <cstdint>
-#include <linux/input.h>
 #include <string>
 
+#include <linux/input.h>
 #include "nlohmann/json.hpp"
 
 #include "dinput_log.h"