To buy a DBC token, you need to buy BNB or another currency from the list in the form, transfer them to the Trust Wallet, buy DBC through the form on the Double Bubble website. BNB can be bought on any exchange.
In our case, we will consider How to buy BNB from a bank card on the Binance exchange. you can use another currency from the list.
Click on the Binance, or download the Binance mobile application to your smartphone and register
On the Binance home screen, find the Credit / Debit Card panel
3. Select BNB from the list
Enter the amount of BNB and click "Continue"
5. Click "Add new card"
6. Fill in the card details
7. Then enter the address
8. After the security check, the purchase will take place and the funds (BNB) will be displayed in your Binance wallet