How to Sell QuarkChain (QKC) for BNB (BNB) in Portugal

To sell QuarkChain for BNB in Portugal, first, find a cryptocurrency exchange that supports the QKC/BNB trading pair. Create an account, verify your identity, and deposit your QKC into your exchange wallet. Locate the QKC/BNB pair on the trading platform and place a sell order to exchange your QuarkChain for BNB. If the QKC/BNB pair is unavailable, you can first sell QuarkChain for a stablecoin like Tether (USDT) or a fiat currency such as the Euro, then trade that for BNB. Be mindful of potential exchange fees, which vary by platform and can affect the total amount you receive.