Alibaba is a Chinese multinational technology and e-commerce conglomerate founded in 1999 by Jack Ma. The company operates a range of online marketplaces, including Taobao, Tmall, and Alibaba.com, serving both domestic and international markets. It also has significant interests in cloud computing, digital payments, and logistics. Alibaba is one of the world's largest retailers and technology firms, playing a key role in China's digital economy.