diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -3,8 +3,8 @@
 [![Build Status](https://travis-ci.org/lxsang/antos.svg?branch=master)](https://travis-ci.org/lxsang/antos)
 [![FOSSA Status](https://app.fossa.io/api/projects/git%2Bgithub.com%2Flxsang%2Fantos.svg?type=shield)](https://app.fossa.io/projects/git%2Bgithub.com%2Flxsang%2Fantos?ref=badge_shield)
 
-AntOS is a front-end system and API that implement the traditional desktop UI environment on the web browser. The front-end can connect to a remote server and acts as a virtual desktop environment (VDE). The original purpose of AntOS is to provide visual tools to access and control resource on remote server
-and embedded linux environment. With its application API and the provided SDK, AntOS facilitates the
+AntOS is a front-end system and API that implement the traditional desktop UI environment on the web browser. The front-end can connect to a remote server and acts as a virtual desktop environment (VDE). The original purpose of AntOS is to provide (1) visual tools to access and control resource on remote server
+and embedded linux environment; (2) front-end API for web-based applications such as SaaS. With its application API and the provided SDK, AntOS facilitates the
 development and deployment of user specific applications inside de VDE environment.
 
 ![https://os.lxsang.me/VFS/shared/d4645d65b3e4bb348f1bde0d42598ad9b99367f5](https://os.lxsang.me/VFS/shared/d4645d65b3e4bb348f1bde0d42598ad9b99367f5)