2) Buy a fund and recommend a fixed investment.
3) Don't look at the so-called data, experts will look better than you, but still lose money; So, if you believe that China's economy will develop, buy an index fund.
4) There are certain risks in entering the market at present, and the stock index has risen by 70% this year. Of course, if you plan to invest for many years, it is not bad to buy a fund now.