ThinkPad X series the presence of a 12.1-inch Thin-film transistor (TFT LCD) display. These design values – thin and light – continued to be a part of the ThinkPad X-series laptops even after the purchase of IBM’s Personal Computing Division by Lenovo. The first X Series ThinkPad released by Lenovo was the X41 in 2005. The ThinkPad X-series laptops from Lenovo were described by Trusted Reviews as combining an ultraportable's weight and form factor with a durable design. The X-series laptops include traditional ultraportables, as well as convertible tablet designs. According to Lenovo, the ThinkPad X-series laptops include low power processors, offer long
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