According to relevant laws and regulations, "no bringing your own drinks" is an unfair and unreasonable provision made by catering operators by taking advantage of their dominant position, which violates relevant laws and regulations and belongs to the "overlord clause". Therefore, it is illegal for hotels to bring their own drinks or charge a bottle opening fee. \x0d\ Relevant laws and regulations: \x0d\ People's Republic of China (PRC) Law on the Protection of Consumer Rights and Interests \x0d\ Article 26 When using standard terms in business activities, business operators shall prompt consumers about the quantity and quality, price or cost, time limit and method of performance, safety precautions, risk warning, after-sales service, civil liability and other matters of great interest to consumers. Operators shall not make unfair and unreasonable provisions to consumers, such as excluding or restricting consumers' rights, reducing or exempting operators' responsibilities, and aggravating consumers' responsibilities, by means of format clauses, notices, statements, shop notices, etc. , shall not use format terms and technical means to force transactions. \x0d\ Format terms, notices, statements, store notices, etc. If it contains the contents listed in the preceding paragraph, its contents are invalid.