How to Purchase United States Dollar (USD) Using Sponge (OLD) ($SPONGE) in China

To buy United States Dollar using Sponge (OLD), first, find a cryptocurrency exchange that supports the USD/$SPONGE trading pair. Create an account, complete the KYC process to verify your identity, and deposit your $SPONGE into your exchange wallet. Locate the USD/$SPONGE pair on the trading platform and place an order to exchange your Sponge (OLD) for United States Dollar. If the USD/$SPONGE pair is unavailable, you can first exchange Sponge (OLD) for a stablecoin like Tether (USDT) or a fiat currency such as CNY, then trade that for United States Dollar. Be mindful of potential exchange fees, which vary by platform and can impact the overall cost of your transaction.