SMM, April 8: Shanghai electrolytic copper spot contract today rose 130 yuan / ton ~ 150 yuan / ton, Pingshui copper transaction price 40620 yuan / ton ~ 40820 yuan / ton, Shengshui copper transaction price 408630 yuan / ton ~ 40830 yuan / ton. The low opening and high walking of copper in Shanghai period has moved up from 40300 yuan / ton to 40800 yuan / ton. The opening of the market continues yesterday's quotation of 130 yuan / ton to 150 yuan / ton, the willingness to raise the price remains unchanged, the source of low-cost goods is difficult to find, the actual shipment of the market is still concentrated in flat water copper 130 yuan / ton, good copper water 140 yuan / ton, there is little room for price difference, traders are difficult to make a difference. Downstream is still in demand, wet copper to maintain 90 ~ 100 yuan / ton quotation. Spot copper stocks are still declining, spot rising water is difficult to have room to decline, copper futures is strong, tidying up above 40,000, the pattern of transaction sawing stalemate is also difficult to break for a while.