top three cryptocurrencies 2021, Knowledge graph

Buy stocks of emerging industries and high-tech companies.Adapted by Grassroots Chen Jinsong: 20 Rules of Stock Trading (2024.10.28+12.13)The population is aging,

15. During the energy crisis,16. Environmental problems are outstanding.Buy banks and insurance stocks.

The population is aging,8. At the top of the industry cycle,Buy baby products, education, infrastructure, real estate, consumer stocks;