China Ningbo Honger Tools Co., Ltd. Was founded in 1980, Which is a manufacturer of hardware tool assortment and rubber seal products, hardware assortment kit, hardware assortment kits. The company possesses international first-class equipments, Advanced science, Technology, Excellent administrators and good service system. Strictly practiced under ISO9001 quality control system. Products of rubber seal, O ring kit, hardware tool are all superior quality and reasonable price, Especially the O type seal assortment, Which take 90% of the total alike export products in the country. Our products, hardware assortment kit, hardware assortment kits, hardware accesorry, assortment, tool set, tool kit, tool, diy tool, hardware tool, hand tool, power tool, air tool, auto tool, cutting tool, building tool, garden tool are used in airproofing or connectting oil, Gas of auto, moto, Tractor, Ship, Machinery and so on. We hope to research new products together with you. OEM is also welcome.