2222世研 PVC双螺杆造粒挤出机小型造粒机可降解塑料实验室专用

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East china city institute for excision instruments ltd

Address:23 hing won road, mang street, hongdong province
Tel:18122859758

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18122859758

2222世研 PVC双螺杆造粒挤出机 小型造粒机 可降解塑料 实验室专用