Shanghai SIM Advanced Technology Co. Ltd. is a holding company of Shanghai Institute of Microsystem and Information Technology, Chinese Academic of Sciences (original Shanghai Institute of Metallurgy, Chinese Academic of Sciences), found in 1987, which is a high-tech enterprise engaged in LED technique research, product development, market expansion and service to application technique.

Simdisplay is one of the earliest LED electronic display manufacturer in domestic LED electronic display, and the first LED Real-time Stock Display Screen was successfully manufactured by us, which do a great contribution for the development of Outdoor True Color LED Display Screen. With more than ten years development, we owned high character staffs and high-efficiency management system. Due to our creative development, strict quality control and high quality product, we become one of the domestic famous manufacturers of LED display system.