Sales center is to provide road transportation for the community, enterprises and residential property sectors such as private parking facilities, road products such as wheel locks, bicycle-bit planes, deceleration zone, along the road slope, road cones, glare panels, fence , warning column, wide angle, standard profile, the water horse, bull barrels, angle, automatic barrier, the guard post, post station, and signs, spike,, body reflective stickers, reflective film, marking paint, lights, solar warning light , LED indicator lights (brand) and other traffic safety products.