According to the data monitoring of toodudu, the domestic price of LLDPE (7042) was 8,101.43 RMB/ ton on September 11, and the average price was 8,182.86 RMB/ ton on September 19, with a weekly increase of 1.01%, 0.70% higher than that on August 1. According to the data monitoring of toodudu, the average ex factory price of LDPE (2426H) was 9,733.33 RMB/ ton on September 11 and 10,200.00 RMB/ ton on September 19, with an increase of 4.79% in the week, 1.49% higher than that on August 1. According to the data monitoring of toodudu, the average ex factory price of HDPE (5000S) was 8,500 RMB/ ton on September 11 and 8,600 RMB/ ton on September 19, with a weekly increase of 1.18%, down 1.71% from August 1. After the Mid Autumn Festival holiday, the domestic polyethylene spot market continued to rise, and the trend of three major spot varieties rose one after another, with a range of 50-600 RMB/ ton. Among them, LDPE rose the most obviously, and LLDPE and HDPE prices were also the above...