When trading alumina futures in the futures market, the trading volume of each order is 20 tons, which is more convenient. You don't have to worry about the trading unit after the decimal point, just pay attention to the trading unit of the integer.
Alumina futures is a standardized contract conducted on the exchange, with a certain amount of alumina to be bought or sold at some point in the future as the trading object. The price of alumina futures is determined by the relationship between market supply and demand, and investors can make profits by buying or selling alumina futures.