Lenovo personal computer brand in China since 1997. In 2001, "Business Week" named him one of Asia's rising stars in business. Yang was president and CEO of Lenovo until 2004, when Lenovo closed its acquisition of IBM's PC division, after which Yang was succeeded as Lenovo CEO by IBM's Stephen M. Ward, Jr. Ward was succeeded by Bill Amelio on 20 December 2005. In February 2009, Yang replaced Amelio as CEO and has served in that capacity ever since. Yang was chairman of Lenovo's board from 2004 to 2008, and returned as chairman in 2012 alongside his role as CEO. In
Lenovo United States for the first time. Lenovo is the world's largest personal computer vendor by unit sales from 2013 to 2015. In 2016 Lenovo shipped an estimated 55.5 million PCs, for an estimated 21.3% market share, according to market research firm International Data Corporation. For the fiscal year ending March 2016, the company reported revenue of USD$44.9 billion. The company's expansion was boosted in part by a joint venture with NEC in Japan called Lenovo NEC Holdings. Lenovo was able to reclaim its top spot in PC market share 2018. In 2009, China Oceanwide Holdings Group, a private investment firm