# Perpetuals Specifications

- [Market Hours](/flash-trade/flash-trade-chinese/flash-trade-xie-yi/perpetuals-specifications/market-hours.md)
- [Collateral Specification](/flash-trade/flash-trade-chinese/flash-trade-xie-yi/perpetuals-specifications/collateral-specification.md)
- [Fees](/flash-trade/flash-trade-chinese/flash-trade-xie-yi/perpetuals-specifications/fees.md): Flash Trade implements a dynamic fee structure across different asset pools. Understanding these fees is essential for optimizing your trading strategy.
- [Stop Loss/Take Profit Orders](/flash-trade/flash-trade-chinese/flash-trade-xie-yi/perpetuals-specifications/stop-loss-take-profit-orders.md)
- [Limit Orders](/flash-trade/flash-trade-chinese/flash-trade-xie-yi/perpetuals-specifications/limit-orders.md)
- [Liquidation](/flash-trade/flash-trade-chinese/flash-trade-xie-yi/perpetuals-specifications/liquidation.md)
- [Margin Framework](/flash-trade/flash-trade-chinese/flash-trade-xie-yi/perpetuals-specifications/margin-framework.md)