The legal operation mode of China digital currency is as follows.

The operation mode of statutory digital currency mainly includes two layers and three layers.

1, the two-tier model means that the central bank issues digital currency, and then commercial banks are responsible for its operation and issuance; The three-tier model is based on the two-tier model, which increases the participation of third-party payment.

2. The legal digital currency operation mode under the two-tier mode: the central bank, as the sole issuer, is responsible for issuing and selling digital currency. As the central bank, commercial banks receive digital currency issued by the central bank and provide digital currency access, payment and transfer services to the public through their own outlets and mobile payment platforms. Commercial banks are responsible for public accounts in digital currency to ensure the security and stability of the accounts. The public can exchange money with digital currency through bank outlets, mobile banking and other channels, or pay and transfer money through digital currency account. Commercial banks should abide by the regulations of the central bank in the process of operating digital currency to ensure the compliance operation of digital currency.

3. On the basis of the two-tier mode, the statutory digital currency operation mode under the three-tier mode has increased the participation of third-party payment. As a partner of commercial banks, third-party payment is responsible for payment and transfer services in digital currency. The public can make digital currency payment through the mobile payment platform paid by the third party, or transfer digital currency to other users through the transfer service paid by the third party. Third-party payment must comply with the regulatory provisions of the central bank and banks during its operation in digital currency to ensure the safety and timeliness of payment and transfer.

4. Whether it is a two-tier model or a three-tier model, the operation mode of statutory digital currency needs to ensure the safety and compliance of digital currency. As the issuance and supervision, the central bank needs to establish a sound supervision system to supervise commercial banks and third-party payments to ensure that the issuance and operation of digital currency comply with laws and regulations. As the main operators in digital currency, commercial banks and third-party payment need to strengthen risk prevention, protect users' accounts and funds, and guard against transaction risks in digital currency. At the same time, the public also need to raise digital currency's safety awareness, properly keep their digital currency accounts, and avoid account information leakage and misappropriation.