Zhejiang Dongya Valve Co.,Ltd located in 551 Airport Ave Wenzhou,Zhejiang Province. It is a hi-technical with own export rights enterprise specialized in searching,developing and saling hi-middle pressure valve and metallurgy valve. The technique power of the company is strong ,we have established valve researching center and machine processing center. Our engineers have researed and developed a lot of good-new products with our own intellectual property and we have also gained 2 national patent of invention and 4 patent of utility mode. The efficiency automated blind plate obtained the National Invention Patent Award and National Science and Technology Developing Award.

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