1, the abbreviation of contract online signing, can also be called electronic signing in the field of e-commerce. There are many ways to sign electronic documents online at home and abroad, but most of them have no legal effect. According to the provisions of China's Electronic Signature Law, online signing with legal effect means that both parties sign electronic contracts and other signing agreements online by using electronic signature technology.

2. Legal basis: Article 49 1 of the Civil Code of People's Republic of China (PRC).

The parties conclude a contract by means of letters, data messages, etc. It is also required to sign a confirmation letter, and the contract is established when the confirmation letter is signed.

If the information of a commodity or service released by one party through information networks such as the Internet meets the conditions of the offer, the contract is established when the other party successfully selects the commodity or service and submits the order, unless otherwise agreed by the parties.

Article 492

The place where the acceptance takes effect is the place where the contract is established.

Where a contract is concluded in the form of a data message, the recipient's principal place of business is the place where the contract is established; If there is no main place of business, the domicile shall be the place where the contract is established. Unless otherwise agreed by the parties, such agreement shall prevail.

Second, what is the role of online signing contracts?

1. Define the rights and obligations of both parties;

2. Binding both parties to perform their respective responsibilities and obligations;

3. Provide a basis for future dispute resolution;

4. Guard against possible risks.