Zhejiang Yongdeli Pneumatic Valve Limited Company is the specialized manufacturer in the research and development design, the production, the sale and the after-sale service as a body for the pneumatic actuator. As a subsidiary of China Shangyu group co., ltd, since it was established, Our company has developed and produced GT, AW, AT series pneumatic actuator by ourselves, and has developed independent brand of butterfly valve, ball valve, cut-off valve and so on. We have achieved the advanced level in the domestic and foreign for the automatic control technology. The products are widely applied in such industries as the petroleum, the petrochemical, the oil field, the chemical industry, the electric power, the natural gas, the metallurgy and pharmacy, the light industry, the food, the chemistry, the papermaking and construction, the scientific research and so on, which has receive the highly praise by domestic and foreign users. The company has won the good reputation and the faith for the stable product quality, the specialized technical support and consummation post-sale service at present. Company covers the total area of 13000 square meters, it has the machining center, the numerical control lathe, the physics and chemistry center, the spectral analysis and so on. It has more than 200 advanced production and inspection equipments. We now have more than 200 employees with 5 senior engineer, 12 specialized engineer among them. The company products use modernized CAD, CAM, UG, PRO/E and three dimensional design system optimization design, and accords with ISO9001-2008 the international quality system request strictly and guarantees the product quality. And many products attain the national patent. Main product GT, AW, AT series pneumatic actuator cover more than 60 big-and-middle cities the sale network, the domestic market percentage has the superiority; our products have been exported to Europe and America, Southeast Asia and other countries for batch, and sold toward Taiwan, Hong Kong and other regions. For many years, the quality assurance, the precision administrative mechanism, the consummation in spection facility, the exquisite production process and rigorous management mechanism which lay the solid foundation to satisfy the users. T he company has always insisted the enterprise purpose of "science and technology innovation, first-class quality", company adhere to the development strategy of 'consolidate and expand the domestic market, exploit and develop the international market", the business philosophy of "quality, integrity, service", the enterprise spirit of "pioneering and innovative', which makes a sustained, stable, rapid and coordinated development momentum for the production, sales and economic benefit.