article 93 of the contract law
the parties may terminate the contract through consultation.
the parties may agree on the conditions for one party to terminate the contract. When the conditions for terminating the contract are met, the obligee may terminate the contract.
Article 94 The parties may terminate the contract under any of the following circumstances:
(1) The purpose of the contract cannot be achieved due to force majeure;
(2) before the expiration of the performance period, one of the parties explicitly indicated or indicated by his own behavior that he would not perform the main debt;
(3) one party delays the performance of the main debt and fails to perform it within a reasonable time after being urged;
(4) one of the parties delays the performance of debts or commits other breach of contract, which makes it impossible to achieve the purpose of the contract;
(5) Other circumstances stipulated by law.