Nanyan Jinguan Electric Co., Ltd., is one of the biggest manufacturer specilized in Zinc Oxide surge arrestor and other electric apparatus, such as SF6 current or voltage transformer,composite insulator, box type substation, new type high voltage varistors and multilayer chip varistors, etc. Each performance of these products conform to the GB11032-2000 and IEC60099-4 standards. All the abouve products have obtained ISO9001 quality and ISO14001 environment system certificate. (3---36kV)zinc oxide surge arresters have passed international authoritative organization----Holland KEMA laboratory's type test. We want to explore export market with your help for our mutual benefit. If you have any new inquiry, please no hesitate to contact me.