NetQin Mobile Inc., a mobile Internet services focusing on security, privacy and productivity, has announced plans to acquire a 55% stake in Beijing NationSky Network Technology, Inc., a provider of mobile services to enterprises in China.

This transaction is expected to close in the second quarter of 2012.

NetQin Mobile reportedly has over 60% market share in China's consumer mobile security market, and the company is now expanding its footprint into the enterprise market via its majority acquisition of NationSky. NetQin Mobile is acquiring the 55% stake of NationSky in a cash and share transaction.

Founded in 2005, NationSky is a leader in providing mobile services to more than 1,000 enterprises in China. By working with carriers and smartphone platform providers, NationSky delivers mobile device management services and other mobile SaaS services to users. Headquartered in Beijing, NationSky has offices in Shanghai and Shenzhen.