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
Lenovo smartphones no bezel and was completely transparent when powered off. Shrinking batteries and other electronic components enough to fit them in a small bezel is they key challenge preventing ZUK and other companies from bringing such phones to market. At the Mobile World Congress in 2016, Lenovo introduced Lenovo Connect, a wireless roaming service. This service works across devices, networks, and international borders in China, Europe, the Middle East, and Africa. Lenovo Connect eliminates the need to buy new SIM cards when crossing borders. Lenovo Connect started service for phones and select ThinkPad laptops in China in February 2016. Lenovo smartphones