Legal basis: Civil Code of People's Republic of China (PRC).
Article 551 Where the debtor assigns all or part of the debt to a third person, it shall obtain the consent of the creditor. The debtor or a third party may urge the creditor to give consent within a reasonable time. If the creditor fails to express it, it shall be deemed as disagreement.
Article 545 Creditors may assign all or part of their creditor's rights to a third party, except in any of the following circumstances:
(a) according to the nature of the creditor's rights shall not be transferred;
(two) according to the agreement of the parties shall not be transferred;
(3) It shall not be transferred according to law.
If the parties agree that the non-monetary creditor's rights cannot be transferred, they may not confront a bona fide third party. If the parties agree that the creditor's rights are not transferable, they may not oppose a third party.