Legal basis: Civil Code of People's Republic of China (PRC).
Article 143 A civil juristic act that meets the following conditions is valid:
(1) The actor has corresponding capacity for civil conduct;
(2) the meaning is true;
(three) does not violate the mandatory provisions of laws and administrative regulations, and does not violate public order and good customs.
Article 495 Subscription Book, Subscription Book, Appointment Book, etc. The parties to an appointment contract agree that a contract concluded within a certain period of time in the future constitutes an appointment contract.
If one party fails to perform the obligation of concluding a contract as stipulated in the appointment contract, the other party may require it to bear the responsibility for violating the appointment contract.