... equipment for mental product,steel plants,aluminium plants,metallurgy,petroleum chemical. Shanghai Daoda Electrical Alloy Material Co.,Ltd was established in 1998 ... electro-oven,heat-discharge equipment for mental product,steel plants,aluminium plants,metallurgy,petroleum chemical,glass,ceramic,porcelain enamel,textile, ... .No.88,Gubei Road,Baoshan District,Shanghai,China. copper nickel alloy wire