1, high throw and low suck, buy when index funds are low, sell when index funds are high, and high throw and low suck are suitable for investors with a certain investment level, because it is difficult to grasp the trading opportunity;

2. Long-term holding. Historically, holding funds for a long time has a greater probability of gaining income. Long-term holding does not require high investment level for investors, but we must pay attention to the investment cycle.

Fund, in English, refers to a certain amount of funds set up for a certain purpose. It mainly includes trust and investment funds, provident funds, insurance funds, retirement funds and funds of various foundations. From the accounting point of view, capital is a narrow concept, which refers to funds with specific purposes and uses.