In the downstream market, as of the end of December, the inventory of cotton industry was 551,200 tons, an increase of 66,300 tons from the previous month. The inventory of cotton industry continued to rise, mainly due to the pre-holiday stocking of enterprises before the Spring Festival. As of the end of December, the yarn inventory was 17.48 days, a decrease of 16.54 days from the previous month; The inventory of grey cloth was 33.53 days, a decrease of 5.55 days from the previous month. Judging from the inventory of finished products, the inventory of cotton yarn and grey cloth declined obviously this month. In December, the downstream market warmed up, the textile enterprises were in good condition, and traders also made a lot of purchases.