Douyin is a liar when he talks about the virtues of stocks. because. Stock investment means buying and selling stocks and making profits by doing stock business. The core content of stock trading is to realize arbitrage through the difference between the stock price between buying and selling in the securities market. Don't believe that it is all a routine. Stocks are part of the ownership of a joint-stock company and are also issued ownership certificates. They are securities issued by a joint-stock company to each shareholder as a shareholding certificate in order to raise funds and obtain dividends and dividends.