... Concrete Steel Nails, Flat Head,color Galvanized, Nail FactoryConcrete Nail Produce NameColor Zinc Plated Concrete ... Port or Ningbo Port2. Full container loading in factorySince 1994Our factory is located in Hangzhou, near YIWU.20 years focus ... month.Having been dedicated to various color zinc plated concrete steel nails, flat head, color galvanized, nail factory manufacturing, RUNNAIL is well-known ...