China xuanda industry group co,.ltd is national emphasis high- tech. Enterprise located in dongou ind. Zone ,46000sq.m. Having 560 employees and us$150million of registered capital. The group established in 1990 which owns 20 years valve manufacturing experience, particularly in anticorrosive products that leading the industry area. We are also the executive member of china valve association and china pump industry association. We are certificated by international certificates such as ISO9001,API6D,CE/PED. In 2011,xuanda industry group zhejiang doxi teflon valve co,.ltd established . Under the tide of economical integration ,enterprise development needs transformation and upgrading of the products. With the result that,doxi teflon valve co,.ltd successfully established in 2011 to scientific management ,scientific research and manufacturing in anticorrosive products. This new company has standardized dust free workshop, and equipped with complete sets of advanced production equipments