What is a multi-number? China Mobile and how to apply for trumpet are introduced in detail.

"Heduo" service can add up to three sub-numbers on the basis of customers' existing mobile phone numbers without changing phones or cards, so as to meet the needs of customers for voice communication and short message communication with different people using different numbers. At the same time, there is no need to carry multiple mobile phones. Customers can set the on/off status of an auxiliary number in real time/regularly, so as to isolate the communication circle, protect privacy and not be disturbed. The virtual secondary number has no SIM card entity and business password, and only supports the functions of sending and receiving short messages, making/receiving calls, receiving multimedia messages, etc., and cannot open value-added services temporarily.

In view of the differences in business rules and tariffs among provinces, you can call local 10086 to get more help manually. Taking the customers of Henan Mobile as an example, the function fee of Hehuo business is 5 yuan/month for each sub-number, which is uniformly charged by the main number. The deduction rule is to deduct the fee immediately, which is calculated by natural month and not converted by day. The processing will take effect immediately.

Handling method: 1. Opening channels: SMS, 10086App, business hall, others; 2. SMS: edit the SMS "KT" or "KTYKDH" with the main number and send it to 12583 (open virtual secondary number); The main number editing short message "KT+ number" is sent to 12583 (entity secondary number is enabled).