Does the agreement written by both parties have legal effect?

Legal analysis: As long as it is a voluntary expression of the true meaning of both parties, there is no coercion, fraud and other reasons, the content of the agreement is legal and legally binding, and no special format is needed. The legal effect of the agreement takes effect. First of all, the signing of the agreement requires both parties to reach an agreement, and the expressed meaning is its true meaning, and there are no reasons such as coercion and fraud.

Legal basis: Civil Code of People's Republic of China (PRC).

Article 463 This Chapter regulates civil relations arising from contracts.

Article 464 A contract is an agreement between civil subjects to establish, change or terminate a civil legal relationship.

Agreements on status relations such as marriage, adoption and guardianship shall be governed by legal provisions on such status relations; If there are no provisions, the provisions of this part can be applied according to their nature.

Article 465 A lawfully formed contract shall be protected by law.

A legally established contract is legally binding only on the parties, except as otherwise provided by law.