What's the number of 12304?

12304 is the telephone number where People's Daily subscribes to mobile newspaper reading service in China.

12304 is a special service number provided by the network platform of telecom operators. At present, this special service number is the phone number that People's Daily subscribes to the mobile phone newspaper reading service nationwide, not the phone number of any department.

You can subscribe to the People's Daily mobile newspaper reading service by actively calling this number, but the service is currently under construction. If you want to know the People's Daily, you can directly search the People's Daily and read the newspaper. If it is an active number, it belongs to the promotion number, and there may be a risk of fraud. Please answer carefully.

On June 5th, 2002, the United States Congress confirmed Antonio Muzzi as the inventor of the telephone. Zi Mu first showed his invention to the public on 1860, and published an introduction in an Italian newspaper in new york.

The improvements and inventions of telephone in history include: toner microphone, manual switchboard, dial, automatic telephone exchange, program-controlled telephone exchange, dual-tone multi-frequency dialing, voice digital sampling and so on. New technologies in recent years include ISDN, DSL, VoIP, analog mobile phone and digital mobile phone.