Shanghai copper posts weekly gain

HANOI: Shanghai copper prices rose on Friday on concern over limited supplies of refined copper after data showed a fall in global smelting activity owing to a shortage of feedstock. The most-traded ... ( read original story ...)

Shanghai copper gains as smelting activities drop

HANOI: Shanghai copper prices edged up on Friday, after data showed a fall in smelting activities globally due to a shortage of feedstock material. The most-traded May copper contract on the Shanghai ... ( read original story ...)