How to Purchase Polkadot (DOT) Using Omni Network [Old] (OMNI) in China

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