FR4 PCB, a private version of PCB, to avoid mass-production PCB’s rosin joint,dead lights, caterpillar,ghost phenomenon;
Module housing by the new ABS、PC materials, reject recycling materials;
Indoor P1.25、 P1.53、 P1.66、 P1.86 die-casting led display . led module’s size :320*160mm . die-casting cabinet size :640*480mm




