Opening price: the transaction price of the first transaction in a trading day;

Closing price: the closing price of the last transaction in a trading day;

Transaction price: the transaction price of instant transactions;

Highest price: the highest transaction price within a trading day;

Lowest price: the lowest transaction price within a trading day;

Bulls: investors who are optimistic about rising prices for a period of time;

Hand: the unit of measurement of the transaction;

Leverage: the investment ratio of margin;

Matchmaking transaction: the process of matching the trading instructions of both parties in the futures exchange system;

Basis: spot price-futures price;

Physical delivery: liquidation and physical delivery are completed according to futures contracts;

Price limit: the maximum price fluctuation of futures on each trading day.