Futures can be opened for intraday trading. There is no limit to this. However, intraday trading will generate a large handling fee. It is suggested to open an account with a futures company with low handling fee.

No matter what stock you buy, you can't buy it on the same day and sell it on the same day, because the trading principle of stock trading is to follow the trading principle of t plus 1. In other words, after you buy this stock today, even if you are in a hurry to sell it, you have to wait until the next working day. If you encounter it halfway, it will take a few days to sell it. Therefore,