Mainly engaged in the manufacture of switchgear, it is in a leading position in the industry, especially in the ultra-high voltage industry, and it is a first-line enterprise in the industry. Shanghai siyuan electric Co., Ltd. was established in199365438+February, and successfully listed on Shenzhen Stock Exchange on August 5, 2004. It is a well-known high-tech enterprise specializing in the production of R&D, power transmission and distribution and control equipment, a key enterprise of the national torch plan, and one of the fastest-growing listed companies in the power equipment manufacturing and service industry.