The incoming number starting with 400 is 400, which is a powerful virtual phone switchboard composed of 10 digits. The calling party and the called party share the cost, the calling party pays the local telephone fee, and the called party pays all the incoming calls. Used in enterprises or individual industrial and commercial households, individuals can not handle 400 calls.

You must have a business license to answer 400 calls. Therefore, all enterprises with 400 telephones are regular enterprises, which invisibly improves the corporate image, brings many customers to the enterprise, and also increases customers' trust in the enterprise. Widely used in various industries, such as catering, e-commerce, automobile, express delivery, digital and so on. And multinational and listed companies have basically opened 400 telephones.

Enterprises handle 400 telephone calls and share the telephone charges for users, which not only embodies the concept of customer first, but also reflects the image of enterprises; It is also a marketing weapon for enterprises, because the 400 telephone number is simple and easy to remember, and it will remain unchanged for life. Even if the enterprise moves, old customers can still call as usual, and potential customers are more willing to call the simple and easy-to-remember 400 number, thus helping the enterprise to increase the number of effective calls and avoiding the trouble of notifying customers one by one.

What is the area code?

China's long-distance telephone area code only includes Chinese mainland area actually controlled by Beijing Municipal Government, excluding Hongkong, China, Macau, China and Taiwan Province Province, China.