What developers of E-COMMERCE APPS can bring. Occupy user desktop resources, improve customer loyalty; 2. Users carry their mobile devices with them and browse them at any time to increase business opportunities. 3. New Product Information, promotion information, the first push to the hands of customers, accurate marketing, occupy the lead; 4. Convenient integration of geographic location system, online and offline linkage; 5. Convenient to expand a variety of payment interface, business opportunities increased;