How does Tianyiyun switchboard use traffic to make calls?

Tianyiyun switchboard uses traffic to make calls, just apply for a telecom fixed-line number, install App software on your smartphone, or log in through WeChat applet and enterprise WeChat portal, and you can use it immediately. Tianyi switchboard is a kind of virtual call center switchboard service, which has the functions of voice navigation, telephone recording and jumping in case of busy. The software has many functions, such as one phone with multiple numbers, portable fixed telephone, video conference, address book and so on, which can help users work together better on the road.