Even if China worked as a rule of law country, which they explicitly don't, what you're saying is still exactly the same as the previous commenter: you can't lawfully operate in China unless you actively monitor and censor any text you make available. If a user comments in a review on your bakery website that these cookies are so good that even Winnie the Pooh (hint hint) would like them, and you allow that review to be visible, then you are in violation of Chinese laws.