How to purchase USDC and send it to Polygon?

Onion Mixer
3 min readJul 20, 2021



1. To transfer assets to PolyGon, you need to use an exchange that supports PolyGon’s mainnet. This tutorial uses Gate exchange as an example.

2. To download Gate exchange:

3. Transfer USDT in advance to purchase USDC. To know how to buy USDT in Gate please visit: 88%E6%93%8D%E4%BD%9C%E6%B5%81%E7%A8%8B

4. For the configuration of PolyGon wallet and to get PolyGon address, please visit:

How to buy USDC

  1. Open Gate App and click on the search bar.

2. Enter “USDC” in the search bar and choose it. You can click on the star logo to put it as your favorite for more convenient access next time.

3. Input your target price and the amount you plan to buy, as shown below. Then click on “BUY”

4. Confirm the transaction information and click on “OK”

5. After the purchase, click on “Wallet” and enter the asset page

6. Click on “Withdraw” to claim your tokens

7. Choose USDC type when withdrawing

8. Choose “PolyGon” as the Chain Name when withdrawing your asset. Input your address and the number of tokens you want to withdraw. After that, click on “Withdraw to address”

9. Confirm the information and input the password and verification code. Click “Confirm”

10. It might take a few minutes to complete the transaction. Please wait patiently

11. After claiming your tokens, you can check the USDC in your MetaMask or any other wallets that support PolyGon.

12. If your USDC is not shown in MetaMask, you can add it manually by clicking “Add token” and then entering the USDC address 0x2791bca1f2de4661ed88a30c99a7a9449aa84174

How to use Polygon:

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Onion Mixer

Onion Mixer is the first decentralized cross-chain anonymous transaction contract.