How to Register and Buy Crypto on OKX: Save 20% on Fees & Avoid Card Freezing

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Crypto trading has become increasingly accessible, and platforms like OKX have made it easier than ever for users—especially in China—to enter the digital asset market. Whether you're a beginner looking to buy your first Bitcoin or an experienced trader aiming to optimize fees, this comprehensive guide walks you through every step of registering, buying crypto, and minimizing risks like frozen bank cards—all while maximizing savings.

Why Use OKX for Buying Cryptocurrency?

OKX is one of the world’s leading cryptocurrency exchanges, known for its robust security, intuitive interface, and wide range of trading options. It supports multiple fiat currencies and payment methods, including Alipay, WeChat Pay, and bank transfers, making it highly convenient for Chinese users.

Key advantages include:

👉 Discover how to start trading with lower fees today.

Core Keywords

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Step-by-Step Guide: Registering on OKX

Step 1: Prepare Your Documents

Before starting registration, gather the following:

Note: While a VPN may be needed during initial registration due to regional restrictions, ongoing use of the OKX app typically does not require one after setup.

Step 2: Create Your Account

  1. Visit the official OKX website.
  2. Enter your email address and receive a verification code.
  3. Input your phone number with country code (+86 for China).
  4. Set a strong password that includes letters, numbers, and special characters.

Once verified, your account is created.

Step 3: Download the OKX App

For better functionality and real-time trading:

The mobile app offers full access to trading, deposits, withdrawals, and customer support.

Step 4: Complete Identity Verification (KYC)

To unlock higher trading limits and enable withdrawals:

  1. Log in to your OKX app.
  2. Navigate to Profile > Identity Verification.
  3. Select Mainland China as your residence.
  4. Upload clear photos of both sides of your ID card.
  5. Complete facial recognition by following on-screen prompts.

Verification usually takes just a few minutes.

👉 Learn how verified accounts get faster withdrawals and lower fees.

How to Buy USDT via C2C on OKX

After registration and KYC, you’re ready to fund your account.

Step 5: Add a Payment Method

  1. Tap C2C Trading on the homepage.
  2. Go to Payment Methods under Buy/Sell Crypto.

  3. Add at least one of the following:

    • Bank card (include bank name and card number)
    • Alipay account
    • WeChat Pay (upload QR code)

This allows you to transact with peer sellers when buying USDT.

Step 6: Purchase USDT

  1. Click Buy Crypto > C2C.
  2. Choose USDT as the cryptocurrency.
  3. Enter the amount you want to spend (e.g., ¥200).

  4. Review available offers from sellers—prioritize those with:

    • High completion rate (>95%)
    • Large trade volume
    • Positive feedback
  5. Select a seller and click Buy USDT.
  6. Transfer the exact amount via your chosen method (Alipay/WeChat/Bank).
  7. After payment, tap I have paid—the seller will release USDT once confirmed.
⚠️ Never send money outside the platform or before confirming the trade details.

Transfer Funds & Start Trading

Step 7: Move USDT to Your Trading Account

By default, purchased USDT lands in your Funding Account. To trade:

  1. Go to Assets > Transfer.
  2. Select From: Funding Account, To: Trading Account.
  3. Choose USDT and confirm the transfer.

Now you can use it to buy Bitcoin, Ethereum, or other cryptocurrencies.

Step 8: Buy Bitcoin or Other Coins

  1. Open the Spot Trading section.
  2. Search for a trading pair like BTC/USDT.

  3. Choose order type:

    • Limit Order: Set your desired price; order executes when market hits it.
    • Market Order: Instantly buys at current market price.
  4. Enter quantity and confirm the trade.

You now own Bitcoin!

Withdraw or Sell Crypto

Step 9: Sell Crypto Back to Fiat

Need cash? You can sell crypto via C2C:

  1. Transfer USDT (or other stablecoins) back to your Funding Account.
  2. Go to C2C > Sell.
  3. Select USDT, enter amount, choose payout method (e.g., Alipay).
  4. Confirm the trade and wait for buyer payment.
  5. Release crypto once payment is received.

Always verify incoming transfers before releasing assets.

Frequently Asked Questions (FAQ)

Q1: How do I reduce trading fees on OKX?

OKX offers tiered fee structures based on 30-day trading volume and holding levels of native token OKB. By increasing your trading activity or holding OKB, you can qualify for lower maker/taker fees. Additionally, some promotions offer up to 20% fee rebates, especially for new users.

👉 See how active traders save significantly on fees.

Q2: Can I avoid having my bank card frozen?

Yes—follow these best practices:

Many freezes occur due to anti-money laundering (AML) flags—being transparent helps prevent issues.

Q3: Is it legal for Chinese users to trade on OKX?

While mainland China restricts domestic crypto exchanges and banking services related to digital assets, individuals using offshore platforms like OKX are not explicitly prohibited under current regulations—as long as they comply with personal foreign exchange rules and do not engage in illegal financial activities.

Always stay informed about policy updates.

Q4: What should I do if a C2C trade gets stuck?

If a seller doesn’t release crypto after payment:

  1. Do not panic or communicate off-platform.
  2. Immediately open a dispute within the OKX app.
  3. Provide proof of payment (screenshot with timestamp).
  4. OKX support typically resolves disputes within hours.

The platform protects buyers in verified cases.

Q5: How can I maximize rewards as a new user?

New registrants can benefit from limited-time promotions such as:

These are often tied to completing specific tasks like first deposit or trade.

Final Tips for Safe & Efficient Trading

Crypto offers opportunity—but also risk. Trade wisely.

By following this guide, you can confidently register on OKX, purchase USDT securely via C2C, trade major cryptocurrencies like Bitcoin, and protect yourself from common pitfalls like frozen cards—all while reducing your trading costs through smart practices and platform features.

Whether you're new to crypto or optimizing your existing workflow, OKX provides the tools you need to succeed in today's digital economy.