Foshan Nationstar is a national key high-tech enterprise specializing in the R&D, production, and sales of led and led application products. Company started its business in led packaging in 1976 and is one of the earliest led manufacturers in China.

The rising trends towards interactive media have led to the increasing demand for outdoor led billboard, driving market growth and creating opportunities for led screens. Innovative led billboard technology has spread widely due to the availability of superior brightness and longer shelf life of leds over lcd displays.

The led display system is composed of three parts: the main control circuit, the data distribution circuit, and the led drive circuit. The host control circuit generates the corresponding control signal, and stores the display data from the computer display card in the frame memory, and then transmits the display data to the data distribution circuit.