[OKX to Delist DUCKUSDT Perpetual Contract on September 20] OKX announces that the DUCKUSDT perpetual contract will be urgently delisted at 00:00 (Hong Kong Time) on September 20, 2025. Trading will cease, all open orders will be canceled, and user positions will be settled based on the arithmetic average of the index price during the last hour before delisting. No funding fees or transaction fees will be charged during the settlement period. Users are advised to manage their risks in advance. Contract history will remain accessible for inquiry.