The arrangement and settings of the dealer's 4-screen graphics cards are as follows. Find "multi-screen settings" in the upper part of the multi-screen full-push version of the trader's software. Click "Multi-screen Settings" and a drop-down menu will appear. There are six screens, four screens, three screens, double screens, custom, saved screen layout and settings in the drop-down menu. Put the mouse on six screens, four screens, three screens and double screens, and the same submenu will appear. Click on the six screens of securities, whole market, futures, Shanghai Stock Exchange, small and medium-sized board, growth enterprise market, Shanghai and Shenzhen 300 stock index futures and Shenzhen Stock Exchange Index respectively, and different screens of multi-screen computers will display different classifications. The more screens there are, the more content will be displayed.