The company went public on April 13, 2021. The company not only led and participated in the formulation of national standards for inverter speed regulators (high, medium, and low voltage), national standards for regenerative braking energy absorption inverters for rail transit, and industry standards for static reactive power generators, but also participated in the drafting of IEEE international standards for energy feedback devices for DC traction power supply systems. The company is a high-tech enterprise specializing in R&D, production, sales and service of high-power power electronics energy-saving control technology and related products. The main products include high voltage dynamic reactive power compensation devices, various high and medium voltage inverters, smart energy storage system devices, rail transit energy feedback devices, coal mine explosion-proof and intelligent control equipment, etc. Company honors: Intellectual property advantage enterprises, leading brands in China's electrical appliance industry, high-tech enterprises, etc.