For the algorithm of opening positions, it is calculated in China. The increase in positions represents the inflow of funds into the futures market, and vice versa. The impact on the price should be analyzed together with the volume.

1. The increase in trading volume and positions and the rise in prices indicate that prices may continue to rise.

2. The decrease in trading volume and positions and the increase in prices indicate that prices will rise in the short term and will fall back soon.

3. The increase of trading volume, the decrease of positions and the rise of prices indicate that prices will fall immediately.

4. Volume and positions increase, prices fall, and prices may fall in the short term.

5. Trading volume and positions decrease, and prices fall, and prices will continue to fall in the short term.

6. With the increase of trading volume, positions and prices drop, and prices may rise.