China Bank E Order is the brand name of China Bank dynamic password card as a security authentication tool. Dynamic password board is a kind of special hardware with built-in power supply, password generation chip and display screen, which automatically updates dynamic passwords at regular intervals according to special algorithms.

The system based on this dynamic password technology is also called OTP system, that is, if the user's authentication password is changed, the password will be invalid after being used once, and the password at the next login will be a completely different new password. As an important two-factor authentication tool, dynamic password card is widely used in the field of security authentication. Dynamic password card can greatly improve the security of online banking/mobile banking. Our dynamic password is updated randomly every 60 seconds, and the password is displayed as 6 digits.