This text is search-sensitive. Use the specific terms and expressions of your trade. You will increase your chances of being found by businewhose preexistence is GuoDian Wuhan High-voltage Testing Research Institute, has combined the essence of institutional reform and science & technology industry with the progress and development of high-voltage technology.Is approved by the ministry of commerce of China has right of import and export trade and business development and producers. As a producer and researcher having its own independent intellectual property rights, it is the domestic professional producer of transmission and transformation measuring and testing equipments of big current & high voltage in complete set. Also, it is the earliest institute who has researched and developed the technology of high voltage testers, which is applied by our competitors in manufacturing productions through technical transformation. In aspects of producing domestic testing and special transformer