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Establishedin2008,TianjinCathayPacificSteelCo.,Ltd.mainlytradesinscrewthreadedsteelproductsandrelatedconstructionproducts.
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螺旋叶片,螺旋轴,厂家直销,镇江迈凯动力传动机械有限公司
JinanMetallurgicalScienceResearchInstituteCo.,Ltd.isaprofessionalproductionbaseofcementedcarbideproductsinChina.
DongBaoisoneofthebiggesthighfrequencyweldingspiralfinnedtubeproducersinChina.