Lenovo Group Limited, often shortened to Lenovo ( ), is a Chinese;;;</ref> multinational technology company. Incorporated in Hong Kong, it has global headquarters in Beijing, China, operational headquarters in Morrisville, North Carolina, US, and an operational center in Singapore. The company designs, develops, manufactures, and sells personal computers, tablet computers, smartphones, workstations, servers, supercomputers, electronic storage devices, IT management software, and smart televisions, and is the world's largest personal computer vendor by unit sales as of January 2021. It also markets the ThinkPad and ThinkBook business lines of laptop computers; IdeaPad, Yoga, and Legion consumer lines of laptop computers; and the IdeaCentre and ThinkCentre lines of desktop computers.