diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/apiimpl/CloudPhoneImpl.java b/cloudphone/src/main/java/com/huawei/cloudphone/apiimpl/CloudPhoneImpl.java
index 323f84aef8ec9e89972610b9094f067f4fbb2824..678830c73ddf50382f7cc3ee7e0bce52928350f2 100644
--- a/cloudphone/src/main/java/com/huawei/cloudphone/apiimpl/CloudPhoneImpl.java
+++ b/cloudphone/src/main/java/com/huawei/cloudphone/apiimpl/CloudPhoneImpl.java
@@ -101,12 +101,8 @@ public class CloudPhoneImpl implements ICloudPhone {
     private Activity mActivity;
     private ViewGroup mViewGroup;
     private SurfaceView mSurfaceView = null;
-    private int mDisplayWidth = 9;
+    private int mDisplayWidth = 0;
     private int mDisplayHeight = 0;
-    private int mInputWidth = 720;
-    private int mInputHeight = 1280;
-    private float mInputXScale;
-    private float mInputYScale;
     private int mCurrentState;
     private DisplayMode mDisplayMode = DISPLAY_MODE_FILL;
     private boolean mServiceConnect = false;
@@ -354,16 +350,10 @@ public class CloudPhoneImpl implements ICloudPhone {
 
             @Override
             public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
-                CASLog.i(TAG, "width = " + width + " height = " + height);
-                mDisplayWidth = width;
-                mDisplayHeight = height;
-                if (mDisplayWidth > mDisplayHeight) {
-                    mInputYScale = (float) mDisplayWidth / (float) mInputHeight;
-                    mInputXScale = (float) mDisplayHeight / (float) mInputWidth;
-                } else {
-                    mInputXScale = (float) mDisplayWidth / (float) mInputWidth;
-                    mInputYScale = (float) mDisplayHeight / (float) mInputHeight;
-                }
+
+                mDisplayWidth = Math.min(width, height);
+                mDisplayHeight =  Math.max(width, height);
+                CASLog.i(TAG, "width = " + mDisplayWidth + " height = " + mDisplayHeight);
 
                 if (!mIsNewCreated) {
                     return;
@@ -660,7 +650,7 @@ public class CloudPhoneImpl implements ICloudPhone {
 
     private boolean sendTouchEvent(int id, int action, final int x1, final int y1, final int pressure, long time) {
         int orientation = 0;
-        int new_orientation = 0;
+        int newOrientation = 0;
         if (mActivity != null) {
             try {
                 orientation = mActivity.getRequestedOrientation();
@@ -673,24 +663,29 @@ public class CloudPhoneImpl implements ICloudPhone {
         switch (orientation) {
             case ActivityInfo.SCREEN_ORIENTATION_PORTRAIT:
             case ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT:
-                new_orientation = 0;
+                newOrientation = 0;
                 break;
             case ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE:
             case ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE:
-                new_orientation = 1;
+                newOrientation = 1;
                 break;
             case ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT:
-                new_orientation = 2;
+                newOrientation = 2;
                 break;
             case ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE:
-                new_orientation = 3;
+                newOrientation = 3;
                 break;
             default:
                 CASLog.i(TAG, "invalid directation " + orientation);
-                break;
+                return false;
         }
 
-        return mCASClient.sendTouchEvent(id, action, x1, y1, pressure, time, new_orientation, mDisplayHeight, mDisplayWidth);
+        int x = x1, y = y1;
+        if (newOrientation == 1 || newOrientation == 3) {
+            x = x1 * mDisplayWidth / mDisplayHeight;
+            y = y1 * mDisplayHeight / mDisplayWidth;
+        }
+        return mCASClient.sendTouchEvent(id, action, x, y, pressure, time, newOrientation, mDisplayHeight, mDisplayWidth);
     }
 
     public static class JNIState {