Baidu's listing in Hong Kong marks a comeback for one of China's technology titans that has in recent years been overshadowed by Alibaba and Tencent. In this exclusive interview CEO and Co-founder Robin Li tells Bloomberg's Tom Mackenzie about Baidu's decade-long journey that's transformed it from being a search engine to a company that does everything from cloud computing to producing autonomous vehicles and state-of-the-art chips. (Source: Bloomberg)