The sub-card does not have to pay the phone fee, and the monthly fee is deducted from the main card.
one
According to different packages and the business rules of the region where the account is located, the charge method is different, but generally speaking, the charge of the secondary card is independent of the main card, that is, the main card and the secondary card are charged independently, and finally unified to one account, and the charge generated by the main and secondary cards is paid by the account.
two
In daily use, only one more number is used, that is, two or more mobile phone numbers share the same package;
three
Take China Mobile as an example, the sub-number paying card is the main card, the non-paying card is called the sub-card, the sub-card is mainly that the customer does not have to pay a fee, the monthly cost is deducted from the main card, and the package is determined by the main card, the sub-card is a form of sub-card, a month to add five yuan of sub-number fee.