To check the mobile phone number of the secondary card, you can call customer service 10086, and you can bring your ID card to the mobile business hall to check.

The primary card and the secondary card have two meanings:

One is that a number is divided into two cards, but the secondary card can only be used for data services such as internet access, and SMS and telephone can not be used.

One is in a package, there are two different numbers, and two numbers * * * enjoy this package.

The full name of CMCC is "China Mobile Communications Group Company", which is China Mobile Communications Group Company (referred to as "China Mobile") and was established on April 20th, 2000. It is a mobile communication operator based on GSM, TD-SCDMA and TD-LTE standard networks.

China Mobile Communications Group Corporation is a state-owned backbone enterprise established on the basis of the overall divestiture of the original mobile communications assets of China Telecom according to the deployment and requirements of the state on the reform of the telecommunications system.

It was officially listed on May 16, 2000. China Mobile Communications Group Co., Ltd. wholly owns China Mobile (Hong Kong) Group Co., Ltd., and China Mobile Co., Ltd. (hereinafter referred to as "listed company"), which is controlled by it, has set up wholly-owned subsidiaries in 365,438+0 provinces (autonomous regions and municipalities directly under the Central Government) and Hong Kong Special Administrative Region, and listed in Hong Kong and new york.

In addition to the original "M-Zone", "China Tour", "Global Connect", "Power 100" and "G3", China Mobile announced the 4G brand "Harmony! Harmony marks the official launch of China Mobile's 4G service, and its development slogan is: Mobile 4G, the international mainstream, one step ahead.

2065438+On July 20th, 2006, Fortune Global 500 was released, and China Mobile Communications Group Company ranked among Fortune Global 500. In August of 20 16, China Mobile ranked 10 among the top 500 Chinese enterprises in 20 16.

Cancellation of domestic roaming charges and long-distance charges for mobile phones from September 1 day, 20 17.

20 17 12.25, China mobile announced that the company name was changed from "China mobile communications group company" to "China mobile communications group co., ltd".