SMM, May 7: Shanghai electrolytic copper spot contract today rose 130 yuan / ton ~ 160 yuan / ton, Pingshui copper transaction price 42990 yuan / ton ~ 43020 yuan / ton, Shengshui copper transaction price 43000 yuan / ton ~ 43040 yuan / ton. Copper prices rebounded again 42900 yuan / ton mark finishing. The morning market continues to quote yesterday at 130 ~ 160 yuan / ton, low-price supply is still favored by traders, flat copper concentrated transaction in rising water 130 ~ 140 yuan / ton, good copper rising water 160 yuan / ton transaction is still deadlocked, after good copper rising water 150 yuan / ton has room for price reduction, buying initiative is inferior to flat copper, market supply and demand is deadlocked; Today, wet copper supply increased, prices have fallen, quoted water 80 ~ 90 yuan / ton, especially some of the poor brand outflow increased, but there is room for price pressure. Copper futures rose, downstream continued to maintain demand, traders continued to receive flat copper at low prices, some imported copper to the holders of high-level exchange is active, but the price reduction is limited, supply and demand is still in a stalemate.