Generally speaking, funds refer to stock funds, index funds and hybrid funds. Either way, it is suitable for long-term holding, not intraday trading. Although index funds rise and fall with the stock market, they are not suitable for intraday trading because: \x0d\ the first trading rate is high; \x0d\ seconds takes a long time, wasting opportunities and benefits; \x0d\ The short-term holding income of the third fund is generally unsatisfactory; \x0d\ At present, there are more and more index funds in the market, and it is more and more difficult to choose index funds. Investors should pay more attention to two points when choosing index funds: on the one hand, it is as difficult to find such indexes as choosing stocks; On the other hand, choose index funds with smaller investment tracking errors. The smaller the tracking error of funds, the stronger the management ability of fund managers, and the more investors can achieve the goal of obtaining index returns.