Double opening in futures trading means buying and selling futures contracts of the same variety and the same month at the same time. This is a common trading strategy. Through this operation, investors can realize the expectation of profit by buying and selling at the same time when the price fluctuates greatly. However, it should be noted that the double opening needs sufficient financial strength and strict risk control.

Double opening operation requires investors to open multiple positions and short positions in the same account at the same time, and place orders to buy and sell at the same time. Compared with one-way trading, double opening needs to be more cautious and flexible, investors need to have accurate judgment and reaction ability to market conditions, and at the same time pay attention to fund management and risk control in trading.

The advantage of double opening operation is that it can buy and sell the same futures contract at the same time, realize the two-way return of profits, and at the same time, it can flexibly face market fluctuations and improve the success rate of trading. However, there are also some shortcomings in the double opening, which need investors' attention in the operation. First of all, there is a large demand for funds, and more funds need to be invested. Secondly, it is risky and requires strict risk control and fund management plan. Finally, it is necessary to maintain a high degree of vigilance in the operation to avoid affecting the quality of transactions because of the profit mentality.