Lenovo Group Ltd. is an investment holding company, which engages in the development, manufacture and marketing of technology products and services. The firm operates through the following segments: Intelligent Devices Group (IDG), Infrastructure Solutions Group (ISG), and Solutions and Services Group (SSG). Its products include personal computers, workstations, servers, storage, smart televisions, and mobile products such as smartphones, tablets, and applications. The company was founded in 1984 and is headquartered in Hong Kong.