The minimum price change of 5 yuan/ton is limited to 4% 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,1,65438+February. The trading hours are from Monday to February. 13: 30 pm ~ 15: 00 pm Last trading day The last delivery date of the 10 trading day in the contract month is the second trading day after the last trading day. The quality standard of delivery grade conforms to the suspension universal PVC resin (GB/ T 576 1-2006), the delivery place of SG5 first-class products and excellent products specified by Dalian Commodity Exchange, the delivery mode of delivery warehouse, and the transaction code of physical delivery.