XD Inc., an investment holding company, develops, publishes, operates, and distributes mobile and web games in Mainland China and internationally. The company also operates TapTap, a platform for gamers and game developers, as well as provides information services. As of December 31, 2021, its game portfolio comprised 19 online games and 19 premium games. The company was founded in 2011 and is headquartered in Shanghai, the People's Republic of China.