是用来批量初始化SLE4442卡的序列号和密码，出厂时使用！卡号10位，初始化后5位卡号自动增加(Is used to batch initialization SLE4442 card serial number and password, factory use! The card number is 10 bits. After initialization, the 5 bit card number is automatically increased)

不需要专门的写程序就可以读出M1卡的序列号出来，可以当作条码来使用，某些场合下可以当作接口来使用(You can read the serial number of the M1 card without special writing program. It can be used as a bar code. It can be used as an interface in some situations)