1.The box body is made of aluminum alloy, which is light in weight, thin in thickness, and beautiful in appearance; 2.The module is completely front-maintained, has good flatness, and is easy to install and disassemble; 3.The box body adopts internal wiring, and the wiring is simple, which perfectly realizes the splicing of the box body; 4.The cabinet has good heat dissipation, no noise, energy saving and environmental protection; 5.The box body is installed on the wall, which is widely used in commercial display, indoor fixed advertising, auditorium, conference room, banquet, front hall, exhibition demonstration, transportation, studio, command and monitoring; 6.Suitable for P2.5, P2.6, P2.97, P3.91 equidistant 250*250mm modules; 7.The box is easy to cut and can be made into the size of 1000/750/500*250 mm;