How to solve the two numbers of the main and auxiliary cards?

The owner himself carries the original ID card to the local China mobile business hall for cancellation.

2. The agent took my ID card and the owner's ID card to the business hall for cancellation.

3. Call the customer service center and switch to manual service.

Generally speaking, no matter which way you take, you can consult the operator's customer service hotline and ask about the local detailed regulations before you go. .

Extended data:

In today's very strict requirements in real-name registration system, I cancel my mobile phone card number just to protect users. If you can't handle it in person or on your behalf, you can choose to stop or report the loss first, and then go to the business hall yourself. Mobile-related business can be handled through physical business hall, SMS business hall, online business hall, handheld business hall and hotline 10086.