In order to improve market liquidity and improve the overall user experience, OKX will delist several low-liquidity perpetual swaps and margin trading pairs. The details are as follows： 1. Perpetual contract trading Perpetual swaps Delisting time IOTA/USD November 23, 2022, 06:00 AM UTC ONT/USD November 23, 2022, 07:00 AM UTC IOST/USD November 23, 2022, 08:00 AM UTC QTUM/USD November 23, 2022, 10:00 AM UTC XTZ/USD November 24, 2022, 07:00 AM UTC KNC/USD November 24, 2022, 08:00 AM UTC YFII/USD November 24, 2022, 09:00 AM UTC XEM/USDT November 24, 2022, 10:00 AM UTC UMEE/USDT November 25, 2022, 07:00 AM UTC ELON/USDT November 25, 2022, 08:00 AM UTC YFII/USDT November 25, 2022, 09:00 AM UTC BABYDOGE/USDT November 25, 2022, 10:00 AM UTC OKX will delist these perpetual swaps and terminate the relevant trades. Relevant orders on the order book will also be canceled after the delisting. OKX will deliver all the IOTAUSD / ONTUSD / IOSTUSD / QTUMUSD / XTZUSD / KNCUSD / YFIIUSD / XEMUSDT / UMEEUSDT / ELONUSDT / YFIIUSDT / BABYDOGEUSDT perpetual swaps positions at the arithmetic average price of the corresponding OKX index timed at 1 hour prior to the delisting. If the index price displays abnormalities in the hour preceding the delisting, OKX may adjust the final delivery price to a reasonable level for delivery. The current funding rate at 8:00 AM UTC on the day of delisting will be 0, thus the funding fees for this period will not be included in the billing record. Considering that the market may fluctuate sharply before the delisting, please manage your risk level by reducing the actual leverage multiples or closing positions in advance. Within the first 30 minutes after the delisting, if you hold positions greater than 10,000 USD in value in IOTAUSD / ONTUSD / IOSTUSD / QTUMUSD / XTZUSD / KNCUSD / YFIIUSD / XEMUSDT / UMEEUSDT / ELONUSDT / YFIIUSDT / BABYDOGEUSDT perpetual contracts at the time of delivery, you will be restricted from transferring assets out of your trading account. Asset transfers will return to normal after 30 minutes. Order history and billings records will still be available after the delisting. If you need to backup your data, you may download it via Report Center on OKX web. In order to ensure successful delivery of IOTAUSD / ONTUSD / IOSTUSD / QTUMUSD / XTZUSD / KNCUSD / YFIIUSD / XEMUSDT / UMEEUSDT / ELONUSDT / YFIIUSDT / BABYDOGEUSDT perpetual swaps during the delisting, the following adjustments are made to our risk control parameters: 1) Adjustment of price limit rules How the limit price is calculated: Period Highest Price Limit Lowest Price Limit Within 10 minutes of contract generation Index Index 10 minutes after contract generation Min[Max+ Average premium over the 10 ten minutes), Index ] Max[Min+ Average premium over the past 10 minutes), Index ] Adjusted price limit rules: Time X Y Z 48 hours before delivery 2% 2% 5% 30 minutes before delivery 1% 1% 2% Note: If there is a deviation from the contract price before then, the price limit will be adjusted according to market conditions. 2. Margin trading OKX will: Margin trading pairs Cease borrowing feature Delisting time XEM/USDT November 25, 2022, 10:00 AM UTC November 28, 2022, 07:00 AM UTC XEM/BTC November 28, 2022, 08:00 AM UTC UMEE/USDT November 28, 2022, 09:00 AM UTC YFII/USDT November 28, 2022, 10:00 AM UTC BABYDOGE/USDT November 26, 2022, 10:00 AM UTC November 29, 2022, 07:00 AM UTC BTT/USDT November 29, 2022, 08:00 AM UTC SC/USDT November 29, 2022, 09:00 AM UTC WNXM/USDT November 29, 2022, 10:00 AM UTC SOS/USDT November 27, 2022, 10:00 AM UTC November 30, 2022, 07:00 AM UTC ASTR/USDT November 30, 2022, 08:00 AM UTC NYM/USDT November 30, 2022, 09:00 AM UTC OKX will suspend margin trading at the delisting times listed above, and your open orders for margin will be canceled. For users who have borrowings of crypto pairs above, please make sure to repay before delisting times. A forced repayment will be triggered if unpaid borrowings remain due by delisting. Please note: As prices might experience extreme fluctuations, to avoid losses caused by forced repayment, we suggest you stop trading pairs listed above and close all underlying positions in advance. 3. Adjustment of discount Asset Before After Tier Discount rate Tier Discount rate XEM、YFII 0~250,000 0.8 0 0 250,000~500,000 0.7 500,000~1,000,000 0.5 >1,000,000 0 UMEE、BABYDOGE、BTT、SC、WNXM、SOS、ASTR、NYM 0~50,000 0.5 0 0 >50,000 0 Learn more: https://www.OKX.com/trade-market/discountrate/futures Discount rates overview In multi-currency cross margin mode, different currencies in cross margin accounts can be converted into their USD value and used as margin. Due to significant differences in market liquidity of each currency, our platform calculates the actual USD value of certain crypto based on a certain discount rate in order to balance market risks. Regards, OKX Nov 18, 2022 Click Here to Download OKX App >>> Click Here for OKX Twitter >>> Click Here to Join OKX Official Community >>> .