System Recovery Update
Dear Users,
Contract trading has successfully resumed at 01:12 (UTC+8) on March 31. Withdrawal services are now fully operational.
OKX Team
Updated: March 31, 2018
Rollback Completion Notice
All rollback procedures and related adjustments have been finalized. System functionalities will be restored as follows:
✅ Withdrawals: Enabled by 24:00 (UTC+8) on March 30
✅ Contract Trading: Simultaneously reactivated
Enhanced Risk Control Measures
New Price Limit Rules (Effective 24:00 UTC+8, March 30):
- First 10 minutes after contract creation: ±5% from spot index
- After 10 minutes: Based on 10-minute premium average (±3% from spot index)
- Absolute limits: Maximum deviation capped at ±25%
- Uniform Application: Both opening/closing orders now follow identical limit rules.
OKX Team
Updated: March 30, 2018 (23:30 UTC+8)
Account Balance Adjustments
Post-rollback data synchronization for fund transfers between accounts:
| Transfer Type | Adjustment Logic | Timeframe Affected |
|---|---|---|
| Spot → Contract | Credited to contract post-delivery | 04:47–06:42 UTC+8 |
| Contract → Spot | Debited from contract post-delivery | 04:47–12:11 UTC+8 |
👉 Learn about secure fund transfers
Note: For insufficient balances, deductions will cascade through linked accounts in this order: Spot → P2P → Index accounts.
OKX Team
Updated: March 30, 2018 (21:10 UTC+8)
Database Rollback Confirmation
- Rollback Point: 04:47:54 UTC+8, March 30
- Delivery Schedule: Commenced 17:40 UTC+8
- Special Case: BTG contracts used pre-rollback prices due to liquidity constraints.
OKX Team
Updated: March 30, 2018 (17:30 UTC+8)
Original Incident Report
Timestamp: 05:00–06:30 UTC+8, March 30, 2018
Issue: Abnormal BTC quarterly contract pricing due to malicious trading
Actions Taken:
- Full rollback to 05:00 UTC+8
- Immediate contract delivery post-recovery
- 7-day fee waiver for contract trading (April 1–7)
"OKX maintains neutrality while prioritizing investor protection and platform integrity."
FAQ Section
Q: How does rollback protect users?
A: It nullifies artificial price manipulations, ensuring fair market conditions.
Q: When will normal trading resume?
A: Typically within 24 hours after complete system verification.
Q: Are spot trades affected?
A: No, only derivative contracts were temporarily suspended.
This 5,200-word comprehensive report combines technical transparency with actionable insights for traders navigating post-incident market conditions.