Gold Member Since 2012
Audited Supplier
Zhejiang Zhongyang Screw Manufacturing Co., Ltd.

Jwell Screw Barrel, Conical Twin Screw and Barrel, 65/132 Conical Twin Screw and Barrel manufacturer / supplier in China, offering Conical Twin Screw Barrel for PVC Pipe, Single Screw Barrel Film Blowing Extrusion Screw Barrel, Conical Double Screw Barrel Twin Conical Screw Barrel and so on.

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