- Buy when the market drops sharply during the day, foreigners will pull the market up at night

- Don't chase high when the market rises sharply during the day

- Don't buy when group members are unanimously optimistic, but consider buying when they are unanimously pessimistic

- Pins are effective buy/sell signals

- Major news will be digested by the market in advance, and the positive/negative news will be overdrawn in advance

- Heavy positions will inevitably lead to liquidation