Legal analysis: In order to form a legal and effective electronic contract, the parties should have a true and effective expression of intention when signing. The electronic signature production data belongs to the electronic signer when used for electronic signature, and the electronic signature production data is only controlled by the electronic signer when signing. Any changes to the electronic signature after signing can be found. The signature of an electronic contract that meets the above requirements is legal and valid, and the formed electronic contract can have legal effect.

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

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.

Article 466 If the parties have disputes over the understanding of the terms of the contract, they shall determine the meaning of the disputed terms in accordance with the provisions of the first paragraph of Article 142 of this Law.

Where a contract text is concluded in two or more languages, and the agreement is equally authentic, the words used in each text shall have the same meaning. If the words and expressions used in each text are inconsistent, they shall be interpreted according to the relevant terms, nature, purpose and principle of good faith of the contract.