Baidu has merged two of its consumer app businesses into a new artificial intelligence-focused unit, stepping up its push into China’s fast-evolving and fiercely contested market for consumer AI applications. The company combined its online document-sharing business Wenku and consumer-oriented cloud storage operation Wangpan to form the Personal Super Intelligence Business Group (PSIG), according to a source familiar with the matter. The move marks one of Baidu’s largest reorganisations in the...