1. Add and automatically set the stop-loss function (currently, it is not supported to modify the default value).
2. Add automatic stop loss level, and modify stepping parameters.
3. Change the way of establishing positions, open bills under the most guaranteed conditions, and establish positions at most once an hour.
4. Add the setting of slippage (which can be fine-tuned in case of large fluctuation according to market conditions).

1. lower the threshold to make up for the low transaction frequency
2. Increase the analysis of the situation that a single K-pillar plunged more than 100$.

1. Improve product accuracy
2. Calibrate relevant parameters