(With the penetration of Internet users, the development of smart phones, and the acceleration of infrastructure construction such as operator Wi-Fi, more and more mobile phone users are connected to the network outside through GPRS, and public areas such as home or office area through Wi-Fi, ADSL, etc. The coincidence rate of users accessing the Internet through WAP gateway and non-WAP gateway is also gradually increasing. Today, the coincidence rate is as high as 9.5?an increase of 2.24 percentage points compared with half a year ago.)