diff --git a/app/src/main/cpp/PhoneDevice.cpp b/app/src/main/cpp/PhoneDevice.cpp
index 9d5a9b40..28f3c2ec 100644
--- a/app/src/main/cpp/PhoneDevice.cpp
+++ b/app/src/main/cpp/PhoneDevice.cpp
@@ -1326,7 +1326,15 @@ bool CPhoneDevice::OnImageReady(cv::Mat& mat)
         return false;
     }
 
-    mPhotoInfo.photoTime = time(NULL);
+    time_t takingTime = time(NULL);
+    if (mPhotoInfo.remedy != 0)
+    {
+        if ((takingTime - mPhotoInfo.scheduleTime) > 30)
+        {
+            takingTime = mPhotoInfo.scheduleTime + mPhotoInfo.channel * 2;
+        }
+    }
+    mPhotoInfo.photoTime = takingTime;
     int baseline = 0;
     cv::Size textSize;
     double height = mat.size().height;
@@ -1595,7 +1603,7 @@ bool CPhoneDevice::OnImageReady(cv::Mat& mat)
         {
             XYLOG(XYLOG_SEVERITY_INFO, "Succeeded to write photo: %s", fullPath.c_str());
         }
-        TakePhotoCb(res, mPhotoInfo, fullPath, time(NULL), objs);
+        TakePhotoCb(res, mPhotoInfo, fullPath, takingTime, objs);
     }
     else
     {