(The principle of terminating wireless network sharing through the wireless network card is very simple. We use the interconnection function of the wireless network card of the PC/notebook to establish an Ad-Hoc network to terminate the point-to-point or point-to-multipoint connection between the PC/notebook. In this way, everyone can end resource sharing, file transfer, game battle, shared Internet access and other functions without a switch/router/AP. Isn't it funny? Let's see it in action)