1. Closing of BCH Market in Token Trading Due to inadequate liquidity, we decided to close the market of BCH for Token Trading. However, users can still trade BCH in our BTC, ETH and USDT markets. Details:https://support.OKX.com/hc/en-us/articles/360002258531-Closing-of-BCH-Market-in-Token-Trading. . 2. Futures Trading Incident on Mar 30 At 5:00-6:30 on Mar 30, 2018 , the price of BTC quarterly futures contract was manipulated by a group of people, making it fall significantly below the BTC index. For the best interests of our customers, We decided to rollback all the futures contracts to the time before the incident happened - 04:07 Mar 30, 2018, and all contracts would be delivered right after the rollback. Details:https://support.OKX.com/hc/en-us/articles/360002320751-Details-of-the-Futures-Trading-Incident-on-Mar-30. . 3. Futures Trading Fee Waived for 7 Days Transaction fees of Futures Trading will be waived for 7 days starting 00:00 Apr 1, 2018 , as a gesture of our concern for your inconvenience caused in the above incident. Details:https://support.OKX.com/hc/en-us/articles/360002307532-Futures-Trading-Fee-Waived-for-7-Days. . 4. OKB Airdrop Users with more than 188 OKB in their OKX accounts received free tokens! Snapshot was done at 3pm Mar 28, 2018 . A total of USD1.5 million was given away. Details:https://twitter.com/OKX_/status/978596185895153664.