Overseas non-ferrous metal prices collective correction, Lun aluminum relative performance is strong, the basic point of view, the mine supply is still tight, alumina production due to safety and environmental protection reasons in the early production of production rhythm is difficult to meet expectations, Yunnan Shenhuo plans to resume production capacity of 900,000 tons of electrolytic aluminum, giving the market a strong supply signal, is expected in the second quarter of electrolytic aluminum smelting capacity will increase significantly. The actual supply side is affected by the upstream volume and price restrictions. The demand side has been significantly repaired in the peak season, traditional consumption has been dragged down, but the emerging consumption supports the strong demand, the growth of domestic and foreign export orders, the inventory at home and abroad to the inventory, the aluminum price shock center moved up, the reference shock range 19500-22000, the short-term price high fall, it is recommended to participate in much lower after the correction.