Sky-mobi Limited operates a mobile application store in China. The company works with handset companies to pre-install its Maopao mobile application store on handsets and with content developers to provide users with applications and content titles. The company’s Maopao application store users can browse, download, and purchase various applications and content, such as games, music, and books. Sky-mobi Limited also offers mobile social games and social network functions, including instant messaging, blogging, personal profiling, content sharing, and virtual gifting on its Maopao Community. The company owns proprietary mobile application technology in the cloud computing, the MRP format, and SDK development environment. It has collaborative relationships with handset companies to embed its mobile application store for various types of mobile baseband, chipsets, and reference designs. As of March 31, 2012, it had approximately 977 million cumulative Maopao users; and cooperation agreements with approximately 860 handset companies. Sky-mobi Limited has a strategic alliance with SINA Corporation. The company was formerly known as Profit Star Limited and changed its name to Sky-mobi Limited in October 2010. Sky-mobi Limited was incorporated in 2007 and is based in Hangzhou, China.