SUNTEN.Founded in 1988, SUNTEN is a national high-tech enterprise with a registered capital of 1.09 billion yuan, a production base of 120,000 square meters and a technical team of 300 people, a post-doctoral workstation and a national laboratory. As a leading enterprise in China's dry-type transformer industry, the company has passed the ISO three systems and BV certification, led the development of more than 30 industry standards, and its products have passed the authoritative certification of energy-saving 3C and other certifications. With an annual output of 12 million kVA of dry-type transformers and 2,000 sets of pre-assembled substations, the company's products cover new energy and infrastructure fields such as wind power, photovoltaic, rail transit, etc., and it has supplied more than 20,000 sets of new energy substations and 30,000 Schneider-authorized cabinets. Special reactors have leading technology and are exported to more than 30 countries. The main products include dry-type transformers, box-type transformers, switchgear, reactors and other power transmission and distribution equipment.