Yesterday, the Shanghai copper futures market continued to decline sharply. The trading volume rose slightly from the previous trading day. The closing prices of major contracts all fell sharply, falling by RMB 80-1200, of which the main 0412 contract closed at RMB 27550/ton. Fell 1142 yuan. The 13,000 contracts were sold throughout the day and the number of positions opened was 244,000 contracts, a decrease of 4,726 contracts. Aluminum market price rebounded from a low point. A l0412, a l0501 contract stopped trading for one day today. The remaining major contract prices rose by 460 yuan to 470 yuan, the turnover of 52,000 lots, positions 44,000 hands. Increased 4498 hands. The industry believes that the price of copper and aluminum futures are mainly affected by the London Metal Exchange market. The London Metal Exchange's copper market fell to a low of 2,660 U.S./tonne since early July on Thursday night and then rebounded to around 2,780 U.S. dollars/ton. However, with the significant decline in investment fund sales, the closing price was reported at 2,749 U.S. dollars per tonne. . The three-month aluminum price rebounded and closed at 1,732 US dollars, up 11 dollars.