Youku Inc., formerly Youku.com Inc., doing business as Youku , is a video hosting service based in Beijing, China.
Youku has its headquarters on the fifth floor of Sinosteel Plaza in Haidian District, Beijing.
On March 12, 2012, Youku reached an agreement to acquire Tudou in a stock-for-stock transaction, the new entity being named Youku Tudou Inc. It has more than 500 million monthly active users, with 800 million daily video views.
Youku is one of China's top online video and streaming service platforms, alongside with iQiyi, Sohu, LeTV, V.QQ.com (Tencent Video), PPTV, 56.com and Funshion. However, Youku's domination in the Chinese market has been toppled by its competitor Baidu's iQiyi.