أنبوب النحاس الخاص وأنبوبمربع وأنبوب مستطيل هو اسم ، أي طول الجانب يساوي ولا يساوي أنبوب النحاس
Company Overview
Production, processing and sales of copper products, hardware products, alloy products, machinery and equipment; distribution of copper products, hardware products, alloy products, non-ferrous metal materials, machinery and equipment; self-operated and agency import and export business of various co