We are Shenzhen Sansun Hi-tech Co., Ltd., the professional LED Display Manufacturer in Shenzhen China. We have taken charge the projects of the Bird Nest and Water Cube of Olympics 2008. Our outdoor and indoor full colors LED Displays are popular all over the world (as well as single color, double color and virtual pixel LED Display). We have passed the ISO 9001 and ISO 14001. And our products have passed the "CE", "ROHS" and National New Products certificates, which is authorized "Famous Brand"