Please follow the steps given below:
STEP-1: Please log in using your credentials.
STEP-2: Click on the Trade button on the left side menu bar.
STEP-3: Choose DRG/BTC pair from currency dropdown.
STEP-5: Once you have click buy you will be asked to confirm the order, always reconfirm the order details in the trade box. once you are satisfied then click "Confirm"
STEP-6: Once the trade has been executed the details will show in the top right of the screen. The information boxes will display the order number, the total amount of DRG bought, the transaction fee and the cost of the trade-in ETH.