HTX to Support the MANTRA(MANTRA) Network Upgrade

Dear HTX Users,

HTX will support the MANTRA(MANTRA) Network Upgrade with the following plan:

HTX will suspend the deposit and withdrawal services for MANTRA at 09:30:00 (UTC) on April 29, 2026;

You may deposit MANTRA in advance. We will handle all technical requirements involved for all users.

Please note:

● The MANTRA(MANTRA) Network Upgrade will take place at block height of 14488888 (approximately at 11:33:10 (UTC) on April 29, 2026;

● The trading of MANTRA will not be affected during the network upgrade.

● The network upgrades will not result in creation of new tokens.

● HTX will resume deposits and withdrawals for MANTRA once we deem the upgraded network to be stable, which will not be further announced.

For more information, please refer to:

https://github.com/MANTRA-Chain/mantrachain/releases/tag/v8.0.0

HTX

April 28, 2026

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HTX reserves the right in its sole discretion to amend or change or cancel this announcement at any time and for any reasons without prior notice. The above is for information purposes only and HTX makes no recommendations or guarantees in respect of any virtual asset, product, or promotion on HTX. Prices of virtual assets are highly volatile and trading virtual assets involves risk. Please read our Risk Reminder text here.