Shanghai Datong Automatic Control Equipment Co., Ltd. was founded in 1996 and is a manufacturing enterprise of control valves (regulating valves) products. The company uses "DA. TONG" as its registered trademark, and its main products are pneumatic, electric control valves, ball valves, butterfly valves, which are widely used in automatic control systems for industrial production processes such as coal chemical, petrochemical, power, metallurgy, etc. The pneumatic erosion resistant angular control valve, pneumatic erosion resistant eccentric rotary control valve, and pneumatic high-pressure differential ball valve series products developed for the coal water slurry gasification furnace device have a service life and control performance comparable to similar imported products. The company attaches great importance to quality management and has passed the ISO9001 quality management system certification since its establishment, obtaining the A1 level certificate of "Special Equipment Manufacturing License" (pressure pipeline components) issued by the General Administration of Quality Supervision, Inspection and Quarantine of China. The company has passed the ISO14001 environmental management system; OHASA18001 Occupational Health Management System; Certification of Safety, Environment, and Health (HSE) Management System by China Petroleum&Chemical Corporation. In recent years, the company has continuously invested large funds in technological transformation, with new product development as the leading focus, equipment updates, and talent cultivation; The company has gradually invested and purchased a batch of CNC lathes, CNC milling machines, advanced boring machines, grinding machines and other processing equipment. In addition, it has also purchased detection equipment and instruments such as metal spectrum analyzers and hydraulic valve test benches. Advanced processing and testing equipment, as well as a high-quality R&D team, greatly enhance the company's market competitiveness. All employees of Shanghai Datong Automation Equipment Co., Ltd. will continue to abide by their commitments, provide products and services to users, and welcome users and friends to visit and guide their work.