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Shanghai Hongyun New Construction Materials Co., Ltd
CN
1YRS
实力工厂
主营产品: 聚羧酸减水剂
排名第8 混凝土外加剂及砂浆外加剂类准时交货 Years in industry(15)Quality management certifiedCooperated suppliers (20)Total floorspace (4,007㎡)