1.Q235Q255Q345 2.HDG, galvanized, painted 3.ISO9001:2000, EN74,BS1139, AS1576 4.OEM service About us1.Enough production lines and workers to delivery on time.2.Main product: Scaffolding System( Kwikstage, Cuplock, Ringlock, Haki); Scaffold Coupler( British Type, American Type, German Type, Italian Type, Australian Type, Mideast Type, Korean Type, Janpanese Type, Indian Type etc.); Shoring Props, ...