Copper price rise curbs purchases; North China premiums pull back slightly [SMM North China spot copper]
Spot copper in North China was quoted at a premium of 60-180 yuan/mt against the front-month contract, with an average premium of 120 yuan/mt, down 35 yuan/mt from the previous trading day. The average transaction price was 109,200 yuan/mt, up 665 yuan/mt from the previous trading day.