iQiyi is an online video platform with a content library that includes licensed and self-produced original movies and shows. Users can search and watch ad-supported iQiyi.com videos on their mobile devices free of charge. Paying subscribers can enjoy premium services on iQiyi, including ad-free video streaming and access to premium content. In May 2013, Baidu acquired and merged the online video business of PPS with iQiyi. PPS operates as a sub-brand of iQiyi. The combined platform is one of the leaders of online video space in China.