As Donald Trump visits China, Ed Butler reports from Shanghai on the continued challenge of doing business for foreign firms there. American internet entrepreneur Michael Michelini shares his experiences and Yide Qiao, secretary general of the Shanghai Development Research Foundation, tells us why he believes the Chinese government is still 100% committed to opening China up commercially. And Charles Freeman, a former US trade representative now at the private consultancy Bower Group, which advises foreign firms on entering the Chinese market, gives his views. (Photo: Framed photographs of Chinese President Xi Jinping and US President Donald Trump are seen on display in a photo shop in Beijing on November 6, 2017. Credit: Getty Images)