1. Open the official app of ZB and log in to the account. Click "Investment Amount" in "Funds".
2. Take in investment management. Take (QC) as an example, click on the QC project.
3. Enter the Amount of Deposit(QC), read and check "I have read and agreed to The Savings Service Agreement", and click "Deposit", which means the investment deposit is successful.
4. Take out investment management. Click "Withdraw". Input Amount of Withdraw(QC) and click "Withdraw", which means the withdrawal of investment management is successful.
5. Click "records" to view the investment records of historical surplus currency.