Alibaba Health Information Technology Limited, an investment holding company, engages in the pharmaceutical direct sales, pharmaceutical e-commerce platform, medical and healthcare services, and digital infrastructure businesses in the People's Republic of China. It offers range of prescription drugs, OTC drugs, nutritional supplements, medical devices, contact lenses, and various other health-related products through its online stores on Tmall.com and offline pharmacy outlets to business-to-customer and business-to-business customers; and pharmaceutical products, medical devices and healthcare products, health food, sexual health and family planning products, contact lenses, and medical and healthcare services through its e-commerce platform. The company provides medical and healthcare services through various channels, such as Taobao, Tmall, Alipay, Dr. Deer APP, and Quark Search. In addition, it engages in the tracking and digital health businesses; provision of network hospital, healthcare related technology consultancy, and healthcare related technical services; operation of internet hospitals; and asset management. The company was formerly known as CITIC 21CN Company Limited and changed its name to Alibaba Health Information Technology Limited in September 2014. The company is based in Causeway Bay, Hong Kong.