The specific method of distinguishing time is as follows:

For example, if you buy a fund on the 3th, buy it before 3pm on the 3th, and confirm the transaction according to the net value on March 3th; Buy after 3: pm on the 3th, and confirm the transaction according to the net value on March 31st. The specific buying time is Beijing time at that time.

ETF fund refers to a transactional open-end index fund, which is an open-end fund listed and traded on an exchange with variable fund share. Transactional open-end index fund is a special type of open-end fund, which combines the operating characteristics of closed-end fund and open-end fund. Investors can not only purchase or redeem fund shares from fund management companies, but also buy and sell ETF shares in the secondary market at market prices like closed-end funds.