Article 27 The opening price refers to the transaction price of a futures contract through call auction. If there is no transaction price in call auction, the opening price is the first transaction price after call auction.
Article 28 The closing price refers to the final transaction price on the day of the futures contract.
Article 29 The maximum price limit refers to the highest transaction price of a futures contract within a certain period of time.
Article 30 The lowest price refers to the lowest transaction price among the transaction prices of futures contracts within a certain period of time.
Article 31 The latest price refers to the real-time trading price of futures contracts in the trading hours of the day.
Article 32 The price limit refers to the difference between the latest price of a futures contract in the trading session of the current day and the settlement price of the previous trading day.
Article 33 The maximum purchase price refers to the immediate maximum price applied by the buyer on the day of the futures contract.
Article 34 The lowest selling price refers to the immediate lowest price that the seller applies for selling on the day of the futures contract.
Article 35 The subscription quantity refers to the highest order quantity that has not been transacted in the trading system of the exchange on the day of the futures contract.
Article 36 The number of declared sales refers to the number of orders placed at the lowest price that have not been transacted in the trading system of the exchange on the day of the futures contract.
Article 37 the settlement price refers to the weighted average price of the transaction price in a certain period of time on the day of the futures contract according to the volume. The settlement price is the basis for the profit and loss settlement of the open contract on the same day and the calculation of the trading limit on the next trading day.
Article 38 Volume refers to the unilateral quantity of all transactions on the day of a futures contract.
Article 39 Open positions refer to the number of unilateral open positions held by futures traders.