The opening price of plastic futures L1909 on Dalian Commodity Exchange is 8270 yuan/ton, the highest price is 8315 yuan/ton, the lowest price is 8255 yuan/ton, and the closing price is 8295 yuan/ton, which is 0.12% higher than the previous trading day. The volume of plastic futures L1909 is 289,240 hands and the holding position is 491,208 hands. Among them, the top 20 long positions in the main contracts were 140 780 hands, while the short positions were 182564 hands.