In North China today, spot prices of #1 copper cathode against the front-month contract ranged from a discount of 180 to 40 yuan/mt, with an average discount of 110 yuan/mt, up by 60 yuan/mt from the previous trading day. The transaction price ranged from 75,860 to 76,240 yuan/mt, with an average of 76,050 yuan/mt, up by 75 yuan/mt from the previous trading day. The trading activity showed mediocre performance.