1.Column :With Ã114mm stand column with thickness of 2.2m gold-plated tubes or steel tubes. 2.platform :Formed by Cold-rolled steel plate punching with the thickness of 2.3mm and 9mm of diameter, (EU EN1176 and USA ASTM). 3 .Plastic parts: Imported LLDPE special plastic by microcomputer control of four stations roll-plastic equipment, rolled into equilibrium, high strength, sound thickness with the standard of GB/T 4454-1996. 4 .Guardrail and handrail :With à 60mm, thickness of 2.2mm steel, à 32mm, thickness of 2.2 mm pipe, Ã25 mm, thickness of 2.2 mm steel. 5. Rope net :Cord by Chinese-foreign joint production of all the sailing ship cable of 16mm diameter. 6.Screw:All the screws are No. 304 stainless steel material (GB/T1221-1992).