【Network Maintenance】Polygon (POL) Network Upgrade and Suspension of Deposits and Withdrawals

Dear Users,

To support the Polygon (POL) mainnet upgrade and safeguard network stability and data security, SUNX will suspend deposits and withdrawals for the Polygon (POL) native coin and related tokens on this network starting at 21:00 on May 21, 2026 (UTC+8). Details are provided below.

I. Maintenance Arrangements

• Network: Polygon (POL)
• Reason: Mainnet upgrade
• Start time: May 21, 2026, at 21:00 (UTC+8)
• Affected services: Deposits and withdrawals for the Polygon (POL) native coin and related tokens on this network

II. Service Resumption

Once the network is operating stably, SUNX will reopen deposits and withdrawals for the relevant tokens without a separate announcement.

Please refer to the actual availability displayed on the platform’s corresponding deposit and withdrawal pages.

III. User Reminders

1. Plan fund operations in advance: If you need to deposit or withdraw the relevant assets, please make arrangements ahead of time.
2. Do not deposit or withdraw during maintenance: Do not make deposits or withdrawals through the Polygon (POL) network during maintenance to avoid delays in assets being credited.
3. Confirm service status: Before initiating a new deposit or withdrawal, confirm whether the relevant functions for the corresponding network and asset have resumed.
4. Verify through official customer support: If you have questions about the maintenance arrangements or the status of your funds, contact SUNX through its official customer support channels.

We appreciate your understanding regarding any inconvenience caused. Thank you for your understanding and support of SUNX.

SUNX Global Operations Team
May 19, 2026