1. Download and open Futu Niu Niu APP and log in to my securities account.

2. Go back to the home page, select "securities account" to enter, and then click on the type of fund you want to buy (stock, bond, hybrid or currency).

3. Then search for the name or code of the fund to be purchased, enter the fund details page, click "Subscribe", enter the share to be subscribed and the subscription method, and then click "Next" to submit it after confirming that the order is correct.