2. The necessity and feasibility of establishing a reserve fund.

3. The provident fund used as a reserve has investment opportunities and its rate of return.

4. Maintain a relatively stable insurance premium rate.

1. Fund, in English, refers to a certain amount of funds established for a certain purpose in a broad sense. 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. The fund we are talking about mainly refers to the securities investment fund. Open-end fund refers to an investment fund whose scale is not fixed, but which can issue new shares or be redeemed by investors at any time according to market supply and demand. Closed-end fund is relative to open-end fund, which refers to the investment fund whose fund size has been determined before issuance and remains unchanged within the specified period after issuance.

Second, before 2004, open-end funds were not listed and traded on the stock exchange, but were generally purchased and redeemed through consignment agencies or direct selling centers such as banks. After 2004, China innovated the operation mode of open-end funds, allowing some open-end funds to be listed and traded on the stock exchange, and became a listed open-end fund (LOF). The scale of the fund is not fixed, and the fund unit can sell it to investors at any time or buy it back at the request of investors; Without duration, it can theoretically exist forever; The price is determined by the net asset value. Open-end fund is one of the basic forms of fund operation in the world. Fund management companies can sell new fund shares to investors at any time, and also need to buy back their fund shares at any time at the request of investors. Open-end funds have become the mainstream of the international fund market. More than 90% of the fund markets in the United States, Britain, Hongkong and Taiwan Province Province are open-end funds. The investment strategies of funds are different. Since closed-end funds cannot be redeemed at any time, all the funds raised can be used for investment, so that fund management companies can formulate long-term investment strategies and achieve long-term business performance.