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How to Trade USDT-Margined Perpetual Futures in Mixin

Overview


Mixin Perpetual Futures are a type of derivatives trading settled in stablecoins.

Unlike spot trading, perpetual futures allow users to profit from price movements without actually owning the underlying asset.


In perpetual futures:


  • Long: Use when you expect the price to rise — you profit if the price rises
  • Short: Use when you expect the price to fall — you profit if the price falls
  • Leverage: Amplifies your trading capital, increasing both potential profits and losses


Key Features


  • No expiry: Unlike traditional futures, perpetual contracts have no settlement date and can be held indefinitely
  • Bi-directional trading: Go long or short — trade in both rising and falling markets
  • Up to 200x leverage: Amplify potential returns (and risks)
  • Isolated margin mode: Each position manages its own risk independently


⚠️ Risk Warning: Leverage amplifies both profits and losses. Please use high leverage with caution.




How to Use


0. Update App Version


Please update Mixin version 4.0.0 or later:


👉 https://messenger.mixin.one/download




1. Enter the Perpetual Futures Page


  1. Open Mixin
  2. Go to the Wallet tab
  3. Tap Trade
  4. Switch to the Perpetual Futures tab





2. Select a Contract


You can enter a position in two ways:


  • Method 1: Tap Long / Short at the bottom, then select a trading pair
  • Method 2: Choose a contract from the market list, then tap Long / Short




3. Open a Position


  1. Enter your margin (initial investment)
  2. Select your leverage


The system will automatically calculate your Position Size.



The app provides built-in guidance for Long, Short, Leverage, and Position Size to help you understand these concepts.




4. Preview & Confirm


Review the following details:


  • Trading pair
  • Margin amount
  • Leverage


After confirming everything is correct, enter your PIN to submit the order.




5. Close a Position


  1. Go to your Positions
  2. Enter the contract details page
  3. Tap Close Position
  4. Enter your PIN to confirm





FAQ


1. What is Position Size?


Position Size = Margin × Leverage


It represents the total value of the position you control.


Example:


  • Margin: 10 USDT with 10x leverage

👉 Position Size: 100 USDT


Position Size does not change after opening a position, but profit and loss will fluctuate with market price movements.




2. Is the entered amount the same as margin?


Generally yes, but note:


  • A portion will be deducted as trading fees
  • Actual margin used = input amount - fees



3. In what currency are profits settled?


All contracts are settled in:


👉 ERC-20 USDT


Regardless of which chain’s USDT or USDC you used, settlement will always be in ERC-20 USDT.




4. What fees are involved in perpetual trading?


Main fees include:


  • Opening fee: 0.16%
  • Closing fee: 0.16%
  • Funding fee: Charged every 8 hours (actual rate shown in contract details)




5. What is the funding fee?


The funding fee is a periodic payment exchanged between long and short traders to keep the contract price aligned with the spot price.


  • When longs dominate, longs pay shorts
  • When shorts dominate, shorts pay longs




6. Will liquidation affect my wallet balance?


No.


Liquidation only affects the margin in the current position and does not impact other assets in your wallet.




7. Why was my order refunded after opening?


Possible reasons include:


  • Rapid market price fluctuations
  • Insufficient market liquidity
  • Unable to execute within an acceptable price range


The system will automatically cancel the order and refund your funds.




8. Can I add more margin to a position?


Currently, adding margin is not supported.




9. Is using high leverage safe?


High leverage will:


  • Amplify profits
  • Also significantly amplify losses


New users are recommended to start with low leverage (e.g., 2x–5x).




10. Is perpetual trading guaranteed to be profitable?


No.


Perpetual futures are high-risk financial products:


  • Market volatility may lead to losses or liquidation
  • Higher leverage means higher risk


Please trade responsibly based on your own risk tolerance.

Updated on: 27/03/2026