Lenovo sells its products in around 160 countries. Lenovo's principal facilities are in Beijing and Morrisville, with research centers in Beijing, Shanghai, Shenzhen, Xiamen, Chengdu, Nanjing, and Wuhan in China, Yamato in Kanagawa Prefecture, Japan, and Morrisville in the U.S. It also has a joint venture with NEC, Lenovo NEC Holdings, which produces personal computers for the Japanese market. Lenovo was founded in Beijing in November 1984 as Legend and was incorporated in Hong Kong in 1988. Lenovo acquired IBM's personal computer business in 2005 and agreed to acquire its Intel-based server business in 2014. Lenovo entered the smartphone market in
ThinkPad X1 Carbon ThinkPad X1 Carbon The ThinkPad X1 Carbon is a high-end 14-inch notebook computer released by Lenovo in 2012 and updated every year since 2014. The ThinkPad X1 Carbon Touch featured a multitouch enabled screen in order to take more effective advantage of Microsoft's touch-optimized Windows 8, Windows 8.1, and Windows 10 operating systems. In early August 2012, Lenovo released the ThinkPad X1 Carbon as the successor to the earlier ThinkPad X1. The X1 Carbon was first released in China due to the popularity of ThinkPads in that market. In November 2012, Lenovo announced a touch-screen variant called the ThinkPad X1