Product Name: Factory Wholesale Iron metal Chain Light Gold Color Model NO.: YH-13m001 Surface Treatment: Polished Feature: Eco-Friendly Processing: Plate Suitable for: Universal Shape: Geometry Style: Fashion metal Type: Iron Usage: Bag Chain Trademark: OEM ODM Transport Package: PP Bag +Cartons Specification: 19MM*23MM Origin: China HS Code: 7117190000 Product Description Product Process:The Chain adopts electroplating process, and is purified after electroplating to form a surface treatmentmethod of a solid dense and high stability film on the plating layer. Passivation increases the surface gloss andanti-pollution ability of the coating layer, prevents metal oxidation and improves Wear resistance, electrical conductivity,light reflection, corrosion resistance and aesthetic enhancement.