Settlement price of the previous trading day ± 10%
Contract Month
Transaction time
Two consecutive working days after the last trading day
Last Notice Day
The 15th day of the contract month of the last trading day (postponed in case of national legal holidays, and the exchange may adjust and notify the last trading day such as the Spring Festival month)
Last delivery date
Delivery grade
Butadiene rubber, the quality meets or is superior to the Class I index provisions in GB/T 8659-2018 Butadiene Rubber (BR) 9000