diff --git a/window_scene/session/screen/include/screen_property.h b/window_scene/session/screen/include/screen_property.h
index 132de619ec33face968b4627f86c42acb4760674..ea5d86909a0ea1ab7f382708e1baa2adb4ba9780 100644
--- a/window_scene/session/screen/include/screen_property.h
+++ b/window_scene/session/screen/include/screen_property.h
@@ -29,10 +29,14 @@ public:
 
     void SetBounds(const RRect& bounds);
     RRect GetBounds() const;
+    float GetDpi();
 
 private:
     float rotation_ { 0.0f };
     RRect bounds_;
+    int32_t width_ { 0 };
+    int32_t height_ { 0 };
+    float dpi_ { 1.5f };
 };
 } // namespace OHOS::Rosen
 
diff --git a/window_scene/session/screen/include/screen_session.h b/window_scene/session/screen/include/screen_session.h
index 0f34908059a9918ed46d73fd3727fdaf003dae1c..1f5bfce5d7cf077a9e44588902ed92a5568413b3 100644
--- a/window_scene/session/screen/include/screen_session.h
+++ b/window_scene/session/screen/include/screen_session.h
@@ -53,6 +53,8 @@ public:
     void Connect();
     void Disconnect();
 
+    float GetDensityDpi();
+
 private:
     ScreenId screenId_;
     ScreenProperty property_;
diff --git a/window_scene/session/screen/src/screen_property.cpp b/window_scene/session/screen/src/screen_property.cpp
index f2ba5d003f166db5ce850fb6754cfd3980e3f3c6..ba0bc2ce19ba936016e0eba5edcf01b475a7c961 100644
--- a/window_scene/session/screen/src/screen_property.cpp
+++ b/window_scene/session/screen/src/screen_property.cpp
@@ -35,4 +35,17 @@ RRect ScreenProperty::GetBounds() const
 {
     return bounds_;
 }
+
+float ScreenProperty::GetDpi()
+{
+    width_ = bounds_.rect_.height_;
+    height_ = bounds_.rect_.width_;
+
+    if (width_ == 1344 && height_ == 2772) { // telephone
+        dpi_ = 3.5f;
+    } else {
+        dpi_ = 1.5f;
+    }
+    return dpi_;
+}
 } // namespace OHOS::Rosen
diff --git a/window_scene/session/screen/src/screen_session.cpp b/window_scene/session/screen/src/screen_session.cpp
index 68df6f71cf0de63a3f670869388d0b025b429428..ffe5eea8db238a4db7707f5b97df298cbc63b299 100644
--- a/window_scene/session/screen/src/screen_session.cpp
+++ b/window_scene/session/screen/src/screen_session.cpp
@@ -84,4 +84,9 @@ void ScreenSession::Disconnect()
     }
 }
 
+float ScreenSession::GetDensityDpi()
+{
+    return property_.GetDpi();
+}
+
 } // namespace OHOS::Rosen