Limit point of futures cotton yarn. According to the query of Southern Fortune Network, we can see that. In a futures contract, if the number of multiple points is 400, then the contract procedure is unilateral 1 yuan, and the minimum fluctuation unit is 1. If the layout is empty, the limit unit is 403,403, which is the best regular point. Futures cotton yarn refers to a futures contract with cotton yarn as the subject matter.