Zhejiang Zhongneng Electrical Co., Ltd., mainly producing 220kV and below high voltage electro ceramic products, especially lightning arrester series, composite insulator series and drop-out fuse cutout series, and low-voltage surge protective device series. Our products have complete testing devices and strict quality and production management systems. Our products are known for the characteristics of solid power, advanced science and technology, considering service and solid quality. Moreover, for some core products, we have the independent intellectual property right. We passed the certification of ISO9001 quality system and confirmed to standards such as IEC 60099-4, 61643-1, 291, 282 issued by international electric and industrial committee. Moreover, we have a long-term technical cooperation with many technical and research institutes and core enterprises in this industry line, and the qualities of our products can stand long-time decimation.