• Tongfa Plastics Machinery Co.,Ltd

  Tongfa Plastics Machinery Co., Ltd is specilaized plastics machinery manufacturer in Zhoushan City, China. The conical co-rotating twin-screw extruder we invented has been granted the China National Patent of Invention(Patent No.:ZL 200510118915.3). twin screw a new technology, it ...

  Telephone：86 - 580 - 8890908Address：Lingang Industry Zone Zhoushan Zhejiang 316041 China

• Tongfa Plastics Machinery Co., Ltd

  Tongfa Plastics Machinery Co., Ltd is specilaized plastics machinery manufacturer in Zhoushan City, China. The conical co-rotating twin-screw extruder we invented has been granted the China National Patent of Invention(Patent No.:ZL 200510118915.3). twin screw a new technology, it works ...

  Telephone：86-580-8890908Address：Dinghai, Zhoushan, Zhejiang, China

• Chengdu Pu Rui Polymer Engineering Co., Ltd

  Brief Introduction of our company Chengdu Pu Rui polymer engineering Co., Ltd is staffed with specialists and technical experts from all over the country. It specialized in production research plastics machine, organic silicon processing equipment, modification materials. Our management ...

  Telephone：86-028-85231019Address：hangkong road, chengdu, sichuan, China