[Coinone] Notice on KardiaChain (KAI) Network Change (Scheduled on 8/18)

Hello, this is Coinone.

To provide a smoother trading environment, the supported network for KardiaChain (KAI) will be changed from KardiaChain to KaiChain.

After the network change, deposits will be supported only through the deposit address of the new KaiChain.

Please refer to the details below regarding the network change.

Network Change Schedule and Key Details

Deposit/Withdrawal Suspension: August 2, 2025 00:55 (Notice on Suspension of KardiaChain Deposits/Withdrawals)

Korean Name Change: KardiaChain → KaiChain

English Name Change: KardiaChain → KaiChain

Change Date: August 18, 2025 (scheduled)

※ The network migration schedule may change or be canceled due to internal reasons. In such cases, we will notify you immediately.

Subject of Change: KardiaChain (KAI) supported network

• KardiaChain → KaiChain

Background of Network Change:

KardiaChain has been upgraded to KaiChain to provide a better reward structure, validation system, and scalability optimized for the AI economy.

> Introduction to KardiaChain (KAI) Foundation

Migration Information:

• Due to the change in supported network, KardiaChain-based KardiaChain (KAI) will be migrated to KaiChain-based KaiChain (KAI).

• KardiaChain (KAI) will be converted at a 1:1 ratio.

• After the network change and migration are completed, it will not be possible to reconvert to and withdraw KardiaChain-based KardiaChain (KAI).

*Migration refers to the process of moving virtual assets from one blockchain network to another.

Notes

• The KardiaChain network service will end as of July 28, 2025, and deposits/withdrawals through this network will no longer be available.

• Before withdrawing, please make sure to check whether the receiving exchange supports the KaiChain network.

• In case of misplaced virtual asset deposits, you can request a return following Coinone Customer Center’s Guide for Returning Wrong Deposits.

• The network migration schedule may change or be canceled due to internal reasons.

We will continue our best efforts to provide smooth service going forward.

Thank you.

Coinone Team

*This is automatically generated information.