... LA, MiddleEast, AUS, Europe and Southeast so on.This company is specialized in manufacture and export all ... gratings, storage shelves, ladder, fences and handrail so on for construction project, oil project, seaport, power plant ... water plant, defense project, chemical factory and so on.We produce three kinds of steel gratings, they ... to center): 12.5, 15,25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, ...