What's more, the K-line, which used to be equivalent to stocks, has now turned into a white spot: this is the fund business of the Shanghai Stock Exchange, which is used to count the information of funds, and what you see is its daily net value. So there is only one line every day.
Why can't I find any input codes? That means it is neither the above three types of funds nor the Shanghai Stock Exchange.
If you want to know more, it is suggested that Baidu close keywords: LOF, ETF, closed-end fund and Shanghai Stock Exchange.