Zhejiang gaoneng electrical installation co.,Ltd is one of manufacturers specialized in the respect of compound Insulators and polymer ZnO arresters, isolators switch, high voltage vacuum circuit breakers and epoxy resin glass fiber leading rods, etc. other high voltage electrical appliances for ower lines, substations, electrical railway, electrical equipment; On the base of high startup point, strong technical supports and huge capital, out company can completely do research and develop new products.