The prerequisite for investors to subscribe for new shares is that the average daily market value of the previous 20 trading days is 1000 or above, in which the market value required when determining the subscription amount of new shares is the market value of A shares with unlimited sales conditions, and the market values of ETFs, closed-end funds, B shares, bonds and preferred shares held by investors are not included in the market value required by the subscription amount of new shares. Therefore, it is not allowed to purchase new shares after buying an index ETF.

At the same time, when applying for new shares of GEM, science and technology innovation board and Beijiao Stock Exchange, relevant authorities need to be opened.