Hangzhou Gaodian Technology Co., Ltd. is a comprehensive supplier of professional high-voltage electrical testing equipment, electronic instrument manufacturing, testing engineering services, and international brand agency in China. The company was established after the restructuring of the original Zhejiang Electronic Instrument Factory, with a registered capital of 30.06 million yuan. The product has obtained 20 national patents and over 30 software copyrights. Certified by authoritative testing institutions such as the power grid and the national high-voltage metering station. Obtained national high-tech enterprise and ISO9001 quality management system certification. The company develops various high-voltage electrical testing instruments and equipment, including high-voltage switch dynamic characteristics, circuit instruments, transformer direct resistance, on load tap changer, transformation ratio, loss parameters, winding deformation testers, transformers, lightning arresters, generators, partial discharge, dielectric loss tests, frequency conversion resonance withstand voltage tests, grounding parameters and shunt vectors of the earth network, secondary and relay protection tests, as well as distortion meter calibration devices. Long term service to State Grid's power transmission and transformation operations, rail transit, energy and chemical industry, laboratories, power plants, large electricity consuming units, high-voltage electrical equipment manufacturing plants, and installation (repair, testing) enterprises. The company has the qualification to undertake (install, repair) testing, has built a 4000 square meter electrical testing building, equipped with multiple dedicated power testing vehicles, and has established a high-voltage testing center. Its subordinate electrical testing team has been serving various voltage level testing projects and special testing projects for a long time. At the same time, we also offer practical training courses for high-voltage testing, providing professional theoretical guidance and practical teaching for power testing practitioners. Welcome all on-site electrical testing engineers, experts, and leaders to visit and guide us!