In the futures market, the use of boll indicators is similar to the stock market, with the following skills:

1, when the lower, middle and upper rails are bonded, it is the direction selection stage of futures;

2. The middle rail is both pressure and support. Below the futures price is pressure and above is support;

3. Shrinkage appears, the futures price is between the lower rail and the middle rail, and the trend is upward;

4. When the market opens, the futures price is between the upper rail and the middle rail, and the trend is upward;

5. When the market opens, the futures price is between the lower rail and the middle rail, and the trend is downward;

6. Shrinkage appears, and the futures price is between the upper rail and the middle rail, and the trend is downward;

7. When the price runs in the area between the middle rail and the upper rail of the Brin channel, as long as the middle rail is not broken, it means that the market is in a bull market and only bargain hunting is considered;

8. When it is between the middle track and the lower track, as long as the middle track is not broken, it means that it is a short market and the trading strategy is to sell on rallies.