Alibaba Group Holding Ltd. engages in providing online and mobile marketplaces in retail and wholesale trade. It operates through the following business segments: Core Commerce, Cloud Computing, Digital Media & Entertainment, and Innovation Initiatives and Others. The Core Commerce segment consists of platforms operating in retail and wholesale. The Cloud Computing segment consists of Alibaba Cloud, which offers a complete suite of cloud services, including elastic computing, database, storage, network virtualization, large scale computing, security, management and application, big data analytics, a machine learning platform and Internet of Things (IoT) services. The Digital Media & Entertainment segment relates to the Youko Tudou and UC Browser businesses. The Innovation Initiatives and Others segment includes businesses such as AutoNavi, DingTalk, and Tmall Genie. The company was founded by Chung Tsai and Yun Ma on June 28, 1999 and is headquartered in Hangzhou, China.