2. If there is no video, go to the Consumer Council to complain. Generally, the Consumer Council will mediate after receiving complaints. If the two parties fail to reach an agreement after three mediations, they can sue the hotel in court with the resolution of the Consumer Council. Remember to find a good lawyer and contact friends and relatives to testify in court on the day of the trial. Because the law in China is "Who advocates". The principle of "who gives the proof" (the bill and menu in your hand are the best proof that the restaurant has cooked this dish).
3. Finally, I would like to ask 1) why didn't you pursue it at that time and wait until you paid the bill? 2) Is your mental loss really serious? Serious enough to pay for it? 3) Do you think it is worthwhile to spend so much money, time and energy to deal with this matter? 4) What do you think are your chances of getting hotel compensation in the end?