'Unhinged' or savvy? Meet Li Chenggang, who leads China's trade talks with the US

Li Chenggang, a key Chinese trade negotiator, is a smart and pragmatic diplomat. He has played a crucial role in U.S.-China trade talks. Li is known for his deep understanding of trade law and his ability to deliver Beijing's firm messages. He is set to be at the forefront of further negotiations this year, especially with U.S.