There are two main types of liquid crystal modules: one is color liquid crystal; The second is monochromatic liquid crystal. The monochrome LCD is divided into monochrome graphic lattice LCD, monochrome character lattice LCD and monochrome customized pen Segment LCD.

Application of LCD module: power measurement and control terminal, injection molding machine computer, numerical control system, man-machine interface, medical instruments, biochemical analysis, textile machinery control, tax control machine, lottery machine, food detection, chromatographic analysis, electronic measurement, environmental experimental equipment, fire safety, automotive electronics and data acquisition.