Chengdu Guangxu Electronics Co., Ltd. (formerly the state-owned Guangxu Electron Tube Factory) is one of the largest manufacturers of cermet electric vacuum devices in China, mainly engaged in the production and operation of electric vacuum devices and complete sets of high and low voltage distribution devices. The company was founded in 1965. After more than 40 years of hard struggle and accumulated development, the company has always adhered to the principle of "Excellence, unremitting pursuit of product Excellence; Keeping pace with the times and constantly meeting customers' expectations "is the quality tenet," responsibility, sincerity and Excellence "is the enterprise value," people-oriented, continuous innovation "is the driving force, core technology is the foundation, main business is the platform, and modern software and hardware environment and management are used to create their own advantages in an all-round way. It has passed the ISO900 1 quality system certification, is a high-tech enterprise recognized by the Ministry of Science and Technology and China Academy of Sciences, is one of the "Top 500 Electronic and Communication Equipment Enterprises in China", and is an internationally renowned enterprise and listed company in its industry (stock code 600353).
The company has a long history of producing electric vacuum devices. The main products are three series: ① Cermet emission tubes. Comprises a high-power broadcast transmitting tube; Meter-wave and decimeter-wave TV transmitting tubes; Microwave communication triode and quadrupole; Emission tube for laser-excited oscillation; Industrial heating pipes, etc. ② Various ceramic vacuum switch tubes with rated voltage of 380V-72.5KV, rated current of 300-5000A and rated short-circuit breaking current of 12.5-80KA. ③ Complete sets of high and low voltage power distribution devices and electrical components. Among them, cermet emission tube and vacuum switch tube are famous brand products in Sichuan province, and their varieties, quantity, technical level, quality grade and market share are among the best in China. Widely used in radar, navigation, communication, broadcasting, television, electric power, metallurgy, railway, petroleum, fire protection, safety protection and other fields, it has repeatedly supported national key and cutting-edge projects and enjoyed a good reputation in domestic and foreign markets. It has been sold to domestic provinces, municipalities and autonomous regions, and exported to the United States, Germany, Italy, Britain, South Korea, Japan and Southeast Asia and other countries and regions.