With more than 10 years' experience, the company fulfilled the production line of Metal Oxide Surge Arrester, Composite Insulator, Expulsion Fuse cutout, Zinc Varistor, Disconnecting Switch etc. All products of Hengda has passed ISO9001 in 2005 and some types of lightning arresters for oversea market have obtained KEMA certification in 2006. We are one of the top export-oriented manufacturers of surge arrester insulator , and fuse cutout in China, whose products widely expanded to Middle East , Asia, South America, EU market, more than 20 countries and districts.
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