Dear valued customers, As the wallet upgrade of High-performance Blockchain (HPB) is complete and the system has resumed stable operation, we reopened the withdrawal of HPB at 08:00 Mar 21, 2019 (CET, UTC +1). Thank you very much for your continued support and we assure you of our best service at all times. Regards, OKX Mar 21, 2019

Dear valued customers, Due to the wallet upgrade of High-performance Blockchain (HPB), we will suspend the withdrawal of BTM at 05:00 Mar 20, 2019 (CET, UTC +1) until the work is complete. We apologize for any inconvenience this may cause. Thank you very much for your continued support and we assure you of our best service at all times. Regards, OKX Mar 20, 2019

Dear Valued Customers, We are pleased to announce that High-performance Blockchain (HPB) is now listed on OKX. Please take note of the following go-live schedule: 1. HPB deposit - 18:00 Jul 11 (Hong Kong Time, UTC +8) 2. HPB spot trading ( OKB Market) - 16:00 Jul 12 (Hong Kong Time, UTC +8) 3. HPB spot trading ( BTC, ETH，USDT Market) - 16:00 Jul 17 (Hong Kong Time, UTC +8) 4.

These devices are designed to offer high security without relying on cloud synchronization and are compatible with OKX's authentication systems. If you'd like to learn how to set up and use your physical security key after purchase, please refer to the official website of the retailer or manufacturer for detailed instructions.

Energy: energy is required for smart contract executions, with consumption varying by contract complexity. Obtained through staking TRX, energy costs 280 sun per unit when burned. TRX and TRC-10 transfers bypass energy use, but TRC-20 transfers and contract interactions require both energy and bandwidth. Account activation: new accounts must be activated to function on-chain, incurring a 1 TRX creation fee and additional bandwidth or energy costs, depending on the activation method.

Dear valued customers, We will reopen the deposits and withdrawals of High-performance Blockchain (HPB) from 8am Dec 14, 2018 (CET) as the client upgrade has completed. Please rest assured that the server is in stable operations and all your deposits during the maintenance time will be automatically credited to your account soon. Thank you for your continued support. Regards, OKX Dec 14, 2018

Dear valued customers, We're glad to inform you that the mainnet swap of High-performance Blockchain (HPB) has been completed. All the HPB tokens on OKX has been registered to the mainnet. We will resume the deposit and withdrawal services of HPB from 07:00 November 12, 2018 (CET). Thank you for your patience. Regards, OKX Nov 12, 2018

Dear valued customers, We will support the mainnet swap of High-performance Blockchain (HPB) token. Please rest assured that we will handle all technical requirements involved in completing the registration of your HPB tokens on our platform. Please note that HPB depositing and withdrawal will be suspended from 04:00 Nov 7, 2018 (CET). Also, do NOT use the existing HPB deposit address after the swap completes. A new address will be generated for depositing.

Dear valued customers, Due to the mainnet upgrade of High-Performance Blockchain (HPB), the depositing and withdrawal services were suspended from 06:30 Dec 26, 2019 (UTC) until the upgrade is complete. All deposits made during the upgrade will not be credited to your account. During this period, please do NOT deposit any HPB into your account or you may risk losing your funds. We apologize for any inconvenience this may cause.

Dear valued customers, The mainnet upgrade of High-performance Blockchain (HPB) is complete, the depositing and withdrawal services will resume at 08:30 Dec 27, 2019 (UTC). Thank you for your continued support and we assure you of our best services at all times. Regards, OKX Dec 27, 2019 (UTC)

Dear valued customers, We have paused High-performance Blockchain's (HPB) deposits and withdrawals from 9am Dec 19, 2018 (CET) for a client upgrade. The services will be resumed once the upgrade completes. During this time, you can still deposit HPB into OKX, please rest assured that your asset will be credited to your account after the upgrade. We apologize for the inconvenience caused. Regards, OKX Dec 19, 2018

Dear valued customers, We have paused High-performance Blockchain's (HPB) deposits and withdrawals from 5am Dec 13, 2018 (CET) for a client upgrade. The services will be resumed once the upgrade completes. During this time, you can still deposit HPB into OKX, please rest assured that your asset will be credited to your account after the upgrade. We apologize for the inconvenience caused. Regards, OKX Dec 13, 2018

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OKX Earn will launch CORE staking at 03:00 am UTC on Mar 06, 2023. Meanwhile, OKX Earn will launch CORE Flash Deals. Users can earn rewards by staking CORE with just a few clicks. Staking crypto: CORE Start time: 03:00 am UTC on Mar 06. User qualification: Earn new users refer to users who have not used any OKX Earn products prior to participating in the Flash Deals. OKX Earn products include...

Listing and promotion schedule: Highlight event - Live Show on Monday, November 20 2017 (14:00 Beijing Time) IOTA representatives sharing and Giveaways Hong Kong Meetup event on Wednesday, November 22 2017 (15:00 Hong Kong Time) OKX friendly reminder: Digital asset is a high-risk investment instrument. Users should fully understand the risks and consequences involved in trading these cryptocurrencies. OKX will continue to provide the best products and services to our users. OKX 12 November, 2017