Alibaba is a Chinese multinational technology company that specializes in e-commerce, retail, the internet, and technology. It operates various online marketplaces, including Alibaba.com, Taobao, and Tmall, facilitating business-to-business (B2B), business-to-consumer (B2C), and consumer-to-consumer (C2C) transactions. Alibaba also provides cloud computing, digital media, and entertainment services.