Investors who subscribe for fund shares of closed-end funds must open a securities trading account or fund account, and subscribe through the trading outlets of the stock exchange at the published price and the prescribed subscription quantity within the specified issuance time. If the total effective subscription amount exceeds the total issued amount of closed-end funds, the actual subscription amount of investors shall be determined by drawing lots. The expansion of the restructured fund shall be allocated by the original fund holder at the specified proportion and price within the specified time. When investors invest in open-end funds, they should first open special fund accounts and corresponding fund accounts in the fund management company or its designated institutions; An investor can only open an account at one sales outlet and only one fund account; When investing in different open-end funds managed by different fund management companies, you should go through the formalities in different fund management companies or their agencies respectively.