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Hydrogrand Steel Pipe CO.,Ltd   20-years'  experience in steel pipe’s and pipe fittings,  leading gas & oil pipeline, structure & pile pipe manufacturer in China;
5 years' vendor of  GOPCO,PETROTRIN, Walvoss SRL,  VDM-METAL GROUP , YPF, PETROTRIN.,  API ,ISO & CE Certificated,  This is how we keep good quality and competitive prices for global valued customers.
商铺网址：http://HGSteel.cn.vooec.com |
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