Nantong Chang Test Electromechanical Equipment Co., Ltd. was established in 2008 and is located in Nantong City, Jiangsu Province, within the one-hour economic circle of Shanghai. It is a power system test solution provider. Its main business is the research and development, manufacturing and sales of power system intelligent test equipment., And provide power system test verification services.

The guiding concept of science and technology is productivity and innovative development, and is committed to the development and research of new technologies and new products. Over the years, the company has concentrated a number of high-and intermediate-level technical and management talents, continuously introduced forward-looking products that meet market demand, and obtained a number of patents. Since its establishment, through years of unremitting efforts and continuous innovation, the company has gradually become an influential manufacturer and integrator in the field of power drive test equipment, and has become a pioneer in domestic AC power test technology.