Update readme.md

Author: ushelp

readme.md

@@ -1,6 +1,6 @@
 # EasyQRCodeJS-NodeJS
 
-EasyQRCodeJS-NodeJS is a NodeJS server side QRCode image generator. Support setting Dot style, Logo, Background image, Colorful, Title and more. 
+EasyQRCodeJS-NodeJS is a NodeJS server side javascript QRCode image generator. Support setting Dot style, Logo, Background image, Colorful, Title and more. 
 
 EasyQRCodeJS-NodeJS 是一个 NodeJS 环境下的服务端 JavaScript QRCode 图片生成模块。支持点状风格，Logo，背景图片，规则色彩控制，标题等设置。
 
@@ -320,13 +320,13 @@ MIT License
 
 ## EasyQRCodeJS-NodeJS-Premium
 
-With **EasyQRCodeJS-NodeJS-Premium** you can use Canvas to customize any element, Such as Eye frame sharp, Eye ball sharp, QR Body block sharp, etc.
+**EasyQRCodeJS-NodeJS-Premium** is a more powerful and comprehensive business enterprise edition. You can use Canvas to customize any element, Such as Eye frame sharp, Eye ball sharp, QR Body block sharp, etc.
 
-If you need more functions, we can provide you with customized development of API libraries or products. please contact me to buy.
+If you need more functions, we can provide you with customized development of API libraries or products. please contact me to buy the business enterprise edition.
 
-**EasyQRCodeJS-NodeJS-Premium** 让您可以在 QRCode 中通过 Canvas 自定义任何喜欢的元素，例如  Eye frame sharp, Eye ball sharp, QR Body block sharp 等等。
+**EasyQRCodeJS-NodeJS-Premium** 是功能更加强大和全面的商业/企业版本。让您可以在 QRCode 中通过 Canvas 自定义任何喜欢的元素，例如  Eye frame sharp, Eye ball sharp, QR Body block sharp 等等。
 
-如果您需要更多功能，我们可以为您提供 API 库或产品的定制开发。请联系我购买。
+如果您需要更多功能，我们可以为您提供 API 库或产品的定制开发。请联系我购买商业/企业版本。
 
 ![Premium demo preview](doc/images/demo-premium.png)