How to Purchase sUSD (Optimism) (SUSD) Using Lido Staked Ether (STETH) in China

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