CIXI SHENGDA PLASTICS & CHEMICAL CO., LTD is located at Changhe in dustrial developing park Cixi city zhejiang ***** is at southern coast of Hang Zhou Bay, Which is the central park of prosperous shanghai, hang zhou and Ningbo, We enjoying very convenient traffic. Since Established in 1998, SD engaged itself in manufacturing and researching engineering plastic and Non-refillable cylinder for valve industry the category of hardware products include valve series such as refillable refrigerant cylinder valve, liquid chlorine valve, , oxygen valve, acetylene cylinder valve. And the spare parts for power ***** valve products are applied to rifrigerant packing bottle such as R22, R134a, R407c, R600a and other industry stell bottle. And spare parts for power tools can applied to many kinds of power tools such as electric drills, hammers and so on.