1. Do not pursue a high winning rate for the data to be good-looking, only for high returns, the position should not be too heavy, make a direction order when the market is clear, and hedge arbitrage when the market is not clear, and follow the whole order, so as not to make a profit and lose money
2. Do not make ultra-short-term singles,
3. The node recommendation code is 2032138296, and the rebate is 20%, which is not limited by the number of copycats
