Since the promulgation and implementation of the Electronic Signature Law in 2005, electronic signatures have been widely used in many fields. Online banking, physical banking, e-government, electronic signing, telecommunications, banking business halls and other places. Especially with the development of Internet, online banking adopts identity authentication based on electronic signature, which has been widely used.

After the use of electronic signature, whether we sign business contracts with customers, travel, training registration, seeing a doctor, renting a house, buying insurance, buying a car, buying a house, etc. We can use electronic signature to sign contracts online, which is convenient, safe, compliant and environmentally friendly.

For enterprises, it saves operating costs and improves work efficiency; For individuals, it is convenient for all aspects of our lives, and we don't need to run many times to do one thing, especially the work of government departments. Now all state organs are advocating the use of electronic seals, electronic signatures and electronic contracts to realize digital government affairs, which is convenient for our people.