What should I do if the secondary card receives the arrears notice?

Just pay the main card. The primary card and secondary card services are paid by the unified account.

On the basis of the main card, the secondary card provides customers with both the main card and the secondary card. The main and auxiliary cards realize combined payment, and the main card is used as the payment account.

The primary card users choose the basic package, and the secondary card users can * * * enjoy the benefits of voice, SMS, MMS, data flow, WiFi duration, prepaid phone bill return or free phone bill in the primary card basic package.

When the unified package of the main card and the auxiliary card exceeds the tariff standard, and the local calls between the fixed line, the main card and the auxiliary card are free, the business names and tariff contents of different provinces and cities are different.

SIM card is the key for GSM mobile phone to connect to GSM network. Once the SIM card is removed from the mobile phone, the mobile phone will not be able to enjoy all kinds of services provided by network operators except emergency calls.

SIM card can not only be used as a key, but also provide a lot of convenience for users. Users only need to insert or embed the SIM card into any GSM terminal to realize communication.

SIM card also manages a lot of information provided to users, which can be used to store short messages, especially those received when users are away or absent.

20021May 12, the Ministry of Industry and Information Technology held a video conference in Beijing to prevent and control telecommunication network fraud, strengthen the risk remediation of key businesses such as telephone cards and Internet of Things cards, and accurately rectify the illegal transactions of "telephone cards and Internet of Things cards".