Shanghai States Yat aerodynamic package plant is the original aerodynamic package plant in Shanghai after the breakup of the formation of the new units, specializing in the production of complete sets of equipment Qidongyeya, pneumatic components, pressurized cylinder, gas-liquid conversion, dust pulse valve, solenoid valves, Cylinders, fuel tanks, metallurgical equipment, all kinds of pressure on the test bench. The factory has strong technical, sophisticated technology, advanced equipment, detection means comprehensive, long-term and Railway Academy of Sciences, metallurgical and Design Institute, ship design institute, dust plant, plant, and other units equipped with pressure reducer production of various products, users get A fine reputation, the enterprises have passed ISO9001 certification in 2005.