1..Material: aluminum,stainless steel,iron,silver. 2.Can be nickel plating,bronze plating 3. ... Different materials,colors and 1..Material: aluminum,stainless steel,iron,silver. 2.Can be nickel plating,bronze plating. 3 ... the ROHS/SGS report; 3)A full set of equipment,steel plate shearer,spot-welder,200ton-315ton's hydraulic press,bending ...