diff --git a/ohos_nweb/src/cef_delegate/nweb_render_handler.cc b/ohos_nweb/src/cef_delegate/nweb_render_handler.cc
index 14e543c1fd697545605719f2cf9f4d3e234b7ff3..568c20017370befc73ef52c2ed7098f658dc945e 100755
--- a/ohos_nweb/src/cef_delegate/nweb_render_handler.cc
+++ b/ohos_nweb/src/cef_delegate/nweb_render_handler.cc
@@ -124,8 +124,9 @@ void NWebRenderHandler::GetViewRect(CefRefPtr<CefBrowser> browser,
     rect.width = width_;
     rect.height = height_;
   } else {
-    rect.width = width_ / screen_info_.display_ratio;
-    rect.height = height_ / screen_info_.display_ratio;
+    // Surface greater than Web Compoment in case show black line.
+    rect.width = std::ceil(width_ / screen_info_.display_ratio);
+    rect.height = std::ceil(height_ / screen_info_.display_ratio);
   }
 
   if (rect.width <= 0) {
diff --git a/ohos_nweb/src/nweb_impl.cc b/ohos_nweb/src/nweb_impl.cc
index b38953a4b1c46deed9b05d6f575d51d489bfe676..f140a95868b6e34af450229d49a8baa63d836fc2 100755
--- a/ohos_nweb/src/nweb_impl.cc
+++ b/ohos_nweb/src/nweb_impl.cc
@@ -263,12 +263,6 @@ bool NWebImpl::SetVirtualDeviceRatio() {
   return true;
 }
 
-uint32_t NWebImpl::NormalizeVirtualDeviceRatio(uint32_t length) {
-  float ratio =
-      static_cast<int>(length / device_pixel_ratio_) * device_pixel_ratio_;
-  return std::ceil(ratio);
-}
-
 bool NWebImpl::InitWebEngine(const NWebCreateInfo& create_info) {
   if (output_handler_ == nullptr) {
     WVLOG_E("fail to init web engine, NWeb output handler is not ready");
@@ -323,8 +317,6 @@ bool NWebImpl::InitWebEngine(const NWebCreateInfo& create_info) {
 
   uint32_t width, height;
   output_handler_->GetWindowInfo(width, height);
-  width = NormalizeVirtualDeviceRatio(width);
-  height = NormalizeVirtualDeviceRatio(height);
   nweb_delegate_->Resize(width, height);
   nweb_delegate_->RegisterRenderCb(render_update_cb);
 
@@ -373,8 +365,6 @@ void NWebImpl::Resize(uint32_t width, uint32_t height) {
   if (input_handler_ == nullptr || output_handler_ == nullptr) {
     return;
   }
-  width = NormalizeVirtualDeviceRatio(width);
-  height = NormalizeVirtualDeviceRatio(height);
   if (width > kSurfaceMaxWidth || height > kSurfaceMaxHeight) {
     return;
   }
diff --git a/ohos_nweb/src/nweb_impl.h b/ohos_nweb/src/nweb_impl.h
index 19ebbd1bea0e69078e34c8e41d4915fa33dad208..b35c493ece5d124b38b2cc280e82c0f471ee4c15 100755
--- a/ohos_nweb/src/nweb_impl.h
+++ b/ohos_nweb/src/nweb_impl.h
@@ -215,7 +215,6 @@ class NWebImpl : public NWeb {
   void InitWebEngineArgs(const NWebInitArgs& init_args);
   bool InitWebEngine(const NWebCreateInfo& create_info);
   bool SetVirtualDeviceRatio();
-  uint32_t NormalizeVirtualDeviceRatio(uint32_t length);
   void StopCameraSession() const;
   void RestartCameraSession() const;