History of personal computers first common in high end systems, servers and workstations, and then gradually replaced 32-bit processors in consumer desktop and laptop systems since about 2005. In 2004, IBM announced the proposed sale of its PC business to Chinese computer maker Lenovo Group, which is partially owned by the Chinese government, for US$650 million in cash and $600 million US in Lenovo stock. The deal was approved by the Committee on Foreign Investment in the United States in March 2005, and completed in May 2005. IBM will have a 19% stake in Lenovo, which will move its headquarters to New York State
Lenovo were driven by the popularity of Apple's iPhone and Lenovo's desire to increase its market share in mainland China. Lenovo passed Apple to become the No. 2 provider of smartphones to the Chinese market in 2012. However, due to there being about 100 smartphone brands sold in China, this second only equated to a 10.4% market share. In May 2012, Lenovo announced an investment of US$793 million in the construction of a mobile phone manufacturing and R&D facility in Wuhan, China. On January 27, 2011, Lenovo formed a joint venture to produce personal computers with Japanese electronics firm NEC. The