Alibaba is China's largest e-commerce company, with holdings in a wide portfolio of businesses from logistics, cloud services and finance to media. The company provides business-to-business, business-to-consumer and other services through platforms including Alibaba.com, Tmall, and Taobao. Alibaba is the owner of the South China Morning Post. It was co-founded by Jack Ma, who retired as chairman in 2019 but is still a major shareholder.