1 ISO9001:2008 and ROSH 2 CIF price 0.001-1 usd 3 Custom product 4 Delivery time:10-20 days 5 MOQ:500 pieces Ⅰ.Spring 1 Material : Titanium, Carbon steel, Silver, Nylon, Cr5, Iron, Nickel plated carbon line, Nickel plated steel wire harp, Flat wire, Square wire, SUS304/316/302 etc.2 Surface Treatment:Zn-plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying ...