Legal analysis: According to the legal liability for breach of contract stipulated in the Consumer Rights Law of People's Republic of China (PRC), if the gym is closed by the way that the consumer pays all the expenses in advance and the operator provides goods or services in installments, and fails to provide its services as agreed, it shall fulfill the agreement or return the advance payment according to the requirements of the consumer; And shall bear the interest of the advance payment and the reasonable expenses that the consumer must pay.

Legal basis: Article 53 of the Law of People's Republic of China (PRC) on the Protection of Consumers' Rights and Interests, if an operator provides goods or services in advance, it shall provide them as agreed. If it is not provided in accordance with the agreement, it shall fulfill the agreement or return the advance payment according to the requirements of consumers; And shall bear the interest of the advance payment and the reasonable expenses that the consumer must pay.