Nantong Sui Generis Composite Co., Ltd. is a manufacturer specializing in FRP, fiberglass grating and pultrusion profiles. Our company is located in Nantong, near Shanghai. Followings are our main products: a) FRP/GRP molded gratings, FRP stair treads, and FRP safety tread covers for steel gratings b) Fiberglass pultruded gratings c) FRP rods, FRP shapes, and FRP profiles d) FRP trench covers and FRP curtains for buildings Sui Generis FRP products have passed many evaluations from authoritative agencies at home and abroad, such as ISO9001:2000, ABS, ASTM and TUV certifications. For more information, I'd like to invite you to visit our websites: http://www.nantong-suigeneris.com http://www.strongfrp.com