For any inquiries, please feel free to contact us via OKX Support Center or connect with us on any platform of your choice. OKX team Sep 9, 2025

For any inquiries, please feel free to contact us via OKX Support Center or connect with us on any platform of your choice. OKX team October 13, 2025

For any inquiries regarding this integration, please feel free to contact us in the official OKX Telegram group or via the Support Center. OKX team June 5, 2025

In order to meet users’ demand for stablecoin trading, OKX will support USDC-TRC20 1. USDC-TRC20 deposits open at 9:00 am UTC on Jan6 2. USDC-TRC20 withdrawals open at 9:00 am UTC on Jan 7 For any inquiries regarding this listing, please feel free to contact us in official OKX Telegram group or via the Support Center. OKX, Jan 6, 2022 Click Here to Download OKX App >>> Click Here for OKX Twitter >>> Click Here to Join OKX Official Community >>>

Thank you very much for your continued support and we assure you of our best services at all times. Regards, OKX Sep 24, 2019

Thank you very much for your continued support and we assure you of our best services at all times. Regards, OKX Sep 23, 2019

Dear Valued Customers, After our thorough system testing and technical verification to prevent any potential risks, OKX will begin to support SBTC deposit services on December 29th, 22:00. As the transaction of digital assets involve extensive risks, you are reminded to assess your risk tolerance before participating in these trades. As always, we are committed to provide you with the best products and services! Best, OKX Team December 29, 2017

Please feel free to reach out to our customer service support if you require any assistance. OKX December 7, 2017

Dear Users After our thorough system testing and technical verification to prevent any potential risks, OKX will begin to support USDT withdrawal services on November 9th, 14:00. OKX November 9th, 2017

To expand multi-chain access and better meet users' trading needs, OKX is pleased to announce support for USDT deposits and withdrawals on the Tempo chain, offering users greater flexibility and an enhanced on-chain experience. Service timeline: Deposits will open at 01:00 (UTC) on April 24, 2026 Withdrawals will open at 01:00 (UTC) on April 24, 2026 OKX Team Apr 24, 2026

According to the official plans for Canton Network, we will support the Canton network upgrade. To ensure a smooth process, please note the following: Suspension: Deposits and withdrawals for all tokens on the Canton network will be suspended starting from 12:00 pm (UTC) on Apr 10, 2026. Resumption: Services will resume once the upgraded network is stable. We will not issue a separate announcement for this.

According to the official plans for Polygon Network, we will support the Polygon network upgrade. To ensure a smooth process, please note the following: Suspension: Deposits and withdrawals for all tokens on the Polygon network will be suspended starting from 09:50 pm (UTC+8) on Mar 4, 2026. Resumption: Services will resume once the upgraded network is stable. We will not issue a separate announcement for this.

According to the official plans for Cosmos Network, we will support the Cosmos network upgrade. To ensure a smooth process, please note the following: Suspension: Deposits and withdrawals for all tokens on the Cosmos network will be suspended starting from 11:00 pm (UTC+8) on Feb 18, 2026. Resumption: Services will resume once the upgraded network is stable. We will not issue a separate announcement for this.

For any inquiries, please feel free to contact us via the support center or connect with us on any platform of your choice. OKX team Feb 13, 2026

Please refer to Terms of Service and Risk & Compliance Disclosure for more information.For any inquiries, please feel free to contact us via the support center or connect with us on any platform of your choice. OKX team December 23, 2025