The WeChat traffic reaches 800,000, and the tax authorities will conduct an investigation. Since June 30th, 20 18, all online payment services of non-bank payment institutions have been transferred from direct connection mode to online platform for processing, and brought into the monitoring and management of the central bank. If the personal WeChat collection exceeds a certain amount, such as more than 20,000 in three months and more than 800,000 in one year, the bank will report it to the tax authorities, and the tax authorities will investigate the individual to determine whether there is tax evasion. Wechat is a communication product launched by Tencent on 2011121. It mainly sends voice messages, videos, pictures and words quickly through the network, and supports multi-group chat and file transfer between mobile phones and computers. Wechat software itself is completely free, and there is no charge for using any function. Internet traffic charges generated by WeChat are charged by network operators, which supports sending voice messages.