Legal analysis: Legal. According to the "Electronic Signature Law", an electronic contract signed with a reliable electronic signature has the same legal effect as a paper contract with a handwritten signature or seal.

Legal basis: "Electronic Signature Law of the People's Republic of China" Article 13 If an electronic signature meets the following conditions at the same time, it is deemed to be a reliable electronic signature: (1) The electronic signature production data is used for When signing electronically, it is exclusive to the electronic signer; (2) the electronic signature production data is only controlled by the electronic signer when signing; (3) any changes to the electronic signature after signing can be discovered; (4) the data message after signing Any changes in content and form can be detected. The parties may also choose to use an electronic signature that meets their agreed reliability conditions.