400电话只有企事业单位才可以申请办理，个人是无法申请400电话的。400电话的核心功能是遇忙转接，不漏接客户的任何一个来电，这也是企业申请办理400电话最主要的一个原因。400电话不同于传统的固定电话，企业只要将400号码绑定到固话或者手机上，就可以随时接听客户的来电，如果公司的话务量较大，可以多绑定一些固话或者手机，现在绑定号码是无上限的，这样一来即使有许多个客户是同一时间打电话进来，系统会将来电转接给不同的客服，就可以第一时间为客户解决问题，并且是一对一的专业服务。给客户服务到位，自然而然就可以获得客户的好感和信任。

400 telephone only enterprises and institutions can apply for handling, individual is unable to apply for 400 telephone. The 400 core functions of the phone is busy transfer, any calls do not miss the customer, this is the 400 phone enterprises to apply for one of the main reasons. 400 fixed phone call is different from the traditional enterprise, as long as the number 400 is bound to a fixed or mobile phone, you can always answer customer calls, if the traffic company is larger, can bind some fixed or mobile phone number is now bound, there is no limit, even if there are many customers in the same time make a phone call, the system will give different customer service calls, you can be the first time for customers to solve the problem, and is one of the professional services. The customer service is in place, and the customer's good feeling and trust can be acquired naturally.