According to outlook by Metal Economics Research Institute of Japan and University of Tokyo, Chinese copper demand will represent 36% of world demand by 2020 compared with current 30%. Chinese nickel demand share will increase from 26% to 33%. The share increases to 41% for zinc from current 37% while the share increases to 48% by 2015 for lead from 39%.

(Sourced from Japanmetalbulletin.com)