塑胶质料

GONGYOUYOULIANGPINPAI

316511

DANGJICUNJUANPINPAI,ZHENGXIANQUDESHANGJI

塑料机器

GONGYOUYOULIANGPINPAI

163445

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塑料成品

GONGYOUYOULIANGPINPAI

484655

DANGJICUNJUANPINPAI,ZHENGXIANQUDESHANGJI

塑料助剂

GONGYOUYOULIANGPINPAI

126545

DANGJICUNJUANPINPAI,ZHENGXIANQUDESHANGJI