Unless otherwise stipulated in the contract (such as conditions attached, termination period attached, etc.) and the law, a legal and effective loan contract is always valid. Problems may be encountered in the performance of the contract, the limitation of action faced by the creditor to claim the creditor's rights, and the longest protection period of rights.
Legal basis
Article 119 of the Civil Code of the People's Republic of China [Binding force of contract] A legally formed contract is legally binding on the parties.