not necessary. Switch does not have to use a credit card to buy games, but can pay by purchasing a point card. Nintendo Switch, referred to as NS for short, is a mainframe released by Nintendo in March 217, which adopts the integrated design of home computer and handheld computer. The new machine does not lock the area, and supports 192*18 TV output and 128*72 handheld output. The Hong Kong version was released on March 3, 217, the Taiwan version on December 1, and the Chinese mainland version on December 4, 219 by Tencent.