Quite bad, the market is changing, different market conditions and different operating strategies are necessary, and the trading time is not limited. Doesn't mean you can enter after 12. Pay attention to the trend in operation, and don't short at the close of the day. If it's so simple, you can make money, so don't use K-line, news, technical indicators, just flip a coin. Moreover, the distribution of working capital is very important, and the proportion of compensation income should be considered, which is generally 1: 3. Learn more, summarize more, and communicate if you have any questions.