diff --git a/README.md b/README.md
index 288a978..b808620 100644
--- a/README.md
+++ b/README.md
@@ -23,10 +23,11 @@ GuiLite is the smallest GUI library with 5000 lines of code, could run on **all
 | --- | --- | --- |
 | 24 MHZ | 29 KB | 9 KB |
 
-## 🔥New feature：Lightweight(MCU level) 3D engine - [Hello 3D](https://gitee.com/idea4good/GuiLiteSamples#hello-3d)
+## 🔥New feature：3D engine - [Hello 3D](https://gitee.com/idea4good/GuiLiteSamples#hello-3d)
 - ![Hello3D](doc/Hello3D.gif)
-- Could run on limited resource hardware
-- Could build 3D object quickly, and run it on different platform(e.g, Windows, Linux, MCU, Qt)
+- Hardware requirment: 16K RAM, 36 MHZ
+- Easy to build 3D object
+- Could run on different platform(e.g, Windows, Linux, MCU, Qt, MFC)
 - Could upgrade your UI experience
 
 ## Features
diff --git a/README_zh.md b/README_zh.md
index b37dc4d..911d6d2 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -22,10 +22,11 @@ GuiLite是5千行的图形界面库，可以运行在**所有平台**（例如
 | --- | --- | --- |
 | 24 MHZ | 29 KB | 9 KB |
 
-## 🔥新功能：超轻量（单片机级别）3D引擎 - [Hello 3D](https://gitee.com/idea4good/GuiLiteSamples#hello-3d)
+## 🔥新功能：3D引擎 - [Hello 3D](https://gitee.com/idea4good/GuiLiteSamples#hello-3d)
 - ![Hello3D](doc/Hello3D.gif)
-- 可以运行资源十分有限的硬件上
-- 可以快速建立3D模型，并流畅的运行在各种平台上（例如：Windows, Linux, MCU, Qt）
+- 硬件要求：16K RAM, 36 MHZ(e.g, STM32F103)
+- 易于快速建立3D模型
+- 支持跨平台（例如：Windows, Linux, MCU, Qt, MFC）
 - 少许3D效果，可以有效提升UI体验
 
 ## 功能介绍
diff --git a/doc/Hello3D.gif b/doc/Hello3D.gif
index 1f58854..3ccaa79 100644
Binary files a/doc/Hello3D.gif and b/doc/Hello3D.gif differ