Shanghai Duanyi Electric Technology Co., Ltd. is a professional manufacturer of high-voltage testing instruments and equipment in China, providing comprehensive solutions for high-voltage testing and inspection for various power users. We are a technology enterprise that specializes in the research and development, production, sales, and service of power detection equipment, instruments, and automation systems for the power industry, including frequency conversion series resonance, ultra-low frequency high voltage generators, transformer capacity testers, and DC resistance testers.

The company implements a modern management system, fully implements the ISO9001:2000 quality management system, and has formulated a quality policy of "standardized management system, strict process control, ensuring product quality, and achieving customer satisfaction". The company's product development takes domestic and foreign technology as the starting point, adheres to advanced research and development management concepts, and is based on relevant national industry standards. Combined with the development prospects of the power system, it has established a strong technical R&D system and a high-quality sales team. At the same time, the company fully utilizes its geographical advantages and establishes close technical cooperation relationships with major universities, laying a good foundation for the company's technological progress. It provides various types of power testing products for the national power system, metallurgical and petrochemical systems, factories, mines, and enterprises and institutions. The product has won high praise from users and its market covers various provinces and regions across the country.

Under the principle of "technological innovation, excellent quality, perfect service, and integrity-based", Duanyi Electric will continue to seek cooperation in the field of technology, and exploring technological products is an eternal pursuit. Adhering to the development concept of modern management, management, and intelligent products, we will spare no effort to build an enterprise in the power measurement equipment manufacturing industry.