1 is the name and date of the variety. For example, Shanghai Copper 100 1 refers to the copper futures of Shanghai Stock Exchange 20 10 and 1.
The latest is the latest transaction price.
The current lot number is the number of orders that have just been closed.
The buying price and selling price are the closest buyer's price and seller's price hanging out at present.
Buy and sell, that is, the currently pending buy and sell orders.
Volume is the number of orders from the opening to the present.