Lenovo Group Ltd. or Lenovo PC International, is a Chinese multinational technology company with headquarters in Beijing, China and Morrisville, North Carolina, United States. It designs, develops, manufactures and sells personal computers, tablet computers, smartphones, workstations, servers, electronic storage devices, IT management software, and smart televisions.
Lenovo markets the ThinkPad line of notebook computers, IdeaPad, Yoga and Legion lines of notebook laptops, and the IdeaCentre and ThinkCentre lines of desktops. It expanded significantly in 2005 through its acquisition of IBM's personal computer business, including its ThinkPad and ThinkCentre lines. As of January 2013, shipments of THINK-branded computers have doubled since Lenovo's takeover of the brand, with profit margins thought to be above 5%.