On the night of July 19, Shanghai Aluminum main 2308 contract opened at 18,255 yuan/ton, the lowest point was 18,250 yuan/ton, the highest point was 18,325 yuan/ton, and it closed at 18,280 yuan/ton. Up 25 yuan/ton, up 0.14%. Lun Aluminum opened at $2206 / ton on the last trading day, the lowest point was $2180 / ton, the highest point was $2214 / ton, and it closed at $2185.5 / ton, down $20 / ton, down 0.91%.