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Shanghai Hengyuan Macromolecular Materials Co.,Ltd
CN
16YRS
实力工厂
主营产品: 干燥剂/纤维干燥剂/高干干燥剂/湿度指示卡/纤维湿润剂
排名第5 化工助剂类畅销品 Minor customizationSample-based customizationYears in industry(24)Registered trademarks (12)