Chinese video streaming firm Youku Tudou said on Wednesday that Xiaomi will acquire a stake in the online video host. Youku Tudou did not specify how large the smartphone maker's stake would be or how much would be invested. It said the transaction would take place on the open market. Youku Tudou and Xiaomi will also jointly invest in the production and distribution of online video content and films, while Xiaomi will license Youku Tudou's video content, Youku Tudou said in a statement.