Important Notice: AMAX Backup Node Supplementary Announcement

Dear Armonia Users,

Thank you for your enthusiastic support for the Armonia Public Chain Backup Node Subscription Plan!

To further meet the participation needs of community users and give more users the opportunity to participate in the Armonia Meta Chain ecosystem development, after communication with the public chain team, we have decided to open an additional 500 backup nodes on October 17, 2026, 14:00 (Singapore Time), on top of the original backup node subscription plan. The details are as follows:

I. Opening Time

October 17, 2026, 14:00 (Singapore Time)

II. Node Validity Period

6.5 years

III. Node Participation Requirements

Among the additionally opened nodes, the exchange channel offers the following subscription options:

Special Note: The original JU asset package will be fully unfrozen into JU tokens, and users will participate in the subscription in the form of JU tokens.

IV. How to Participate

Users can participate through the following steps:

Armonia App → Dedicated Event Page → Select Node Subscription Option → Confirm Participation → Complete Subscription

• This subscription is only available on the Armonia App; Web participation is not supported at this time.
• Participating users must complete Armonia KYC Level 1 identity verification.
• Node quantity is limited, first-come, first-served, while supplies last. The actual number available for subscription is subject to real-time display on the event page.

V. Important Notes

1. An additional 500 nodes are opened this time. Limited quantity, while supplies last.
2. Different node options correspond to different asset participation requirements. Please carefully confirm your chosen option before subscribing.
3. Node validity periods and related benefits are subject to the corresponding subscription option and official rules.
4. If there are adjustments to the event rules, number of nodes, or subscription method, the final announcement by Armonia and the event page display shall prevail.

Thank you again to all users for your support of the Armonia ecosystem development!

Armonia Exchange
October 15, 2026