Lenovo Group Limited, often shortened to Lenovo, is a Chinese multinational technology company that is headquartered in Beijing. The company designs, develops, manufactures, and sells personal computers, tablet computers, smartphones, workstations, servers, electronic storage devices, IT management software, and smart televisions. 

Lenovo is the world's largest personal computer vendor by unit sales, as of March 2019 with the market share of 24.1%.

It markets the ThinkPad and ThinkBook business lines of notebook computers; IdeaPad, Yoga, and Legion consumer lines of notebook laptops; and the IdeaCentre and ThinkCentre lines of desktops.

Lenovo has operations in more than 60 countries and sells its products in around 160 countries. Lenovo's principal facilities are in Beijing and Morrisville (North Carolina, U.S.), with research centers in Beijing, Shanghai, Shenzhen, Xiamen, Chengdu, Nanjing, Wuhan, Yamato (Kanagawa Prefecture, Japan), and Morrisville. It also has a joint venture with NEC, Lenovo NEC Holdings, which produces personal computers for the Japanese market.

According to en.wikipedia