1. Basic concept and characteristics of stock: stock is the ownership certificate issued by the company, and stock investors own the shares of the company and can share the company's profits and asset appreciation. Stocks are characterized by high risks and high returns.

2. Stock investment methods and risk control: Stock investment methods include value investment, growth investment and portfolio investment. At the same time, stock investors need to pay attention to diversification of investment risks and control investment costs, decision-making risks and other risks.

3. Related processes and expenses of stock trading: Stock investors need to know the related processes and expenses of stock trading, such as opening a securities account, stock trading, formalities fees, stamp duty, etc.

4. Fundamental and technical analysis of the stock market: Understanding and analyzing the fundamentals and technical aspects of the stock is a compulsory course for stock investors. Fundamental analysis includes the analysis of the company's financial data, industry, economy and trends, and technical analysis includes the analysis of stock market trends and trading volume.

5. Establish resource acquisition and communication methods: Stock investors need to acquire relevant resources, such as macroeconomic data, corporate financial reports and other information, and establish good communication methods, such as joining the stock investment community and paying attention to the opinions of stock reviewers or analysts of securities companies.

The above is the knowledge you should learn first in stock investment. Only with a certain understanding of stocks can we operate better, cherish wealth and compound interest steadily.