10 minute trading includes precious metals, stocks, foreign exchange, funds and futures. In this kind of transaction, buying up is generally the mainstream, and the trading term is called long. The operation mode is to buy when opening a position and sell when the investment plate rises, so that you can make a profit; Buying down, also known as shorting, is more difficult to operate, mainly selling and opening positions. After the sale, if the investment sector falls, there will be a negative appreciation, and investors can make a profit.