gtcgdkj.com
双壁波纹管_钢带增强螺旋管_HDPE双壁波纹管-河北国天成科技有限公司
河北国天成科技有限公司主要经营产品：加筋聚乙烯PE复合管，PE给水管和燃气管，MUHDPE合金管，HDPE双壁波纹管、HDPE中空壁缠绕A型管、HDPE双平壁钢塑复合管、HDPE内肋增强缠绕管、HDPE多肋增强缠绕管、PP双高筋增强缠绕管、HDPE增强结构壁B型管、HDPE中空壁塑钢缠绕管、立筋式中空壁塑钢缠绕管、PE实壁排水管等大口径给排水管道。
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