Guangzhou Efficient Technology Corp is located in Guangzhou High-tech Development Zone. It is a "specialized, specialized and innovative" enterprise in Guangdong Province. It is now a controlling enterprise of Yishite Group (stock code: 300376), a state-owned asset under Guangdong Province. It is a high-tech enterprise engaged in the research and development, production, sales and services of high-power and high-frequency electric energy conversion equipment. The company's main products include three series: high-power, high-efficiency and energy-saving industrial power supply equipment, intelligent charging and discharge systems, rail transit power supply and power conversion systems. They can be widely used in many high-energy consumption industries such as metal surface treatment (oxidation, electroplating, coloring, electrophoresis), non-ferrous metal smelting and purification (lead, zinc, copper, manganese, etc.), special gas electrolysis, copper foil/aluminum foil formation, harmonic management, electric vehicle (passenger vehicles, site vehicles) charging, electrochemical energy storage, induction heating, rail transit, communication and other high-energy consumption industries.Yishite Group (stock code: 300376) was founded in 1989 and successfully listed on the Shenzhen Stock Exchange in 2014. It is now a model of mixed ownership of listed enterprises and state-owned enterprises under the Guangdong Provincial State-owned Assets Hengjian Holdings. Yishite Group ranks among the top 500 new energy companies in the world and the top 100 innovative enterpri