Baidu is a holding company. Through its subsidiaries, Co.'s business consists of two segments, Baidu Core and iQIYI. Baidu Core primarily comprises search plus feed, such as Baidu App, short video products, and knowledge and information products, such as Baidu Knows, Baidu Wiki and Baidu Post, as well as its online marketing services, and new artificial intelligence businesses (AI), such as DuerOS (voice assistant and smart devices), Baidu Cloud (AI solutions and cloud services) and Apollo. iQIYI is an online entertainment service provider in China. iQIYI's platform features original content, as well as a selection of other produced, partner-generated content and user-generated content.