Generally, it is invalid overnight, and now there are cross stop loss orders, which can be effective overnight, provided that the trading software must be opened.

Stop loss principle:

Give you a few ideas for reference:

1, there is a gap overnight, so it is not easy to spend the night.

2. Make sure to make two orders overnight. One is to ensure that you think there will be a certain trend or band operation space, and the other is to ensure a stop loss at the market entry point.

3. Good stop loss points include: K line breaks through the 20-day moving average; The 5-day moving average and the 20-day moving average cross; No.9 RSI is below 20 or above 80.

4. intraday trading is not easy to stop loss, and intraday trading pays more attention to investment strategy.