... quality. 4.ISO9001&SGS. Stainless Steel Jewelry Line Feature:1.Material:304,302,316,202,201 etc ... standard of environmental protection, non-fading color jewelry line.3.Surface Treatment: coated on the surface sliver ... line coil, a 10M, 20M, 50M, 100M, 200M and other small packages.We are a professional high tech enterprise committed to producing ... the cooperation! colorfull Stainless Steel Jewelry Line