There are relatively few people who trade the main cotton contract in 1, May and September, and the reasons in other months are related to the harvest, sowing, inventory, quality assurance, innovation and the capital operation cycle of enterprises.

Cotton yarn futures are futures contracts with cotton yarn as the trading variety. According to the rules of cotton yarn futures contract system issued by Zheng Shang, the trading code of cotton yarn futures is CY, the trading unit is 5 tons/lot, and the minimum change price is 5 yuan/ton.