According to the first and third paragraphs of Article 469 of the Civil Code, the parties may conclude a contract in written form, orally or in other forms.

A data message that can tangibly express its content through electronic data interchange, e-mail, etc. , and can be retrieved at any time, are considered in writing.

Paragraph 1 of Article 490 stipulates that a contract is concluded by the parties in the form of a contract, and the contract is established when the parties sign, seal or press their fingerprints. Before signing, sealing or fingerprinting, one party has fulfilled its main obligations, and the contract is established when the other party accepts it.

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

Article 469 The parties may conclude a contract in writing, orally or in other forms.

A data message that can tangibly express its content through electronic data interchange, e-mail, etc. , and can be retrieved at any time, are considered in writing.

Article 490 Paragraph 1 A contract is concluded by the parties in the form of a contract, and a contract is formed when the parties sign, seal or fingerprint it. Before signing, sealing or fingerprinting, one party has fulfilled its main obligations, and the contract is established when the other party accepts it.