[Coinone] Announcement on Addition of Chainbase (C) to KRW Market (7/31 12:00)

Hello, this is Coinone. On July 31, 2025 (Thu), Chainbase (C) will be added to the KRW market as follows.

Chainbase (C) Trading Information

Deposit/Withdrawal Schedule:

• Deposit Open: July 30, 2025 (Wed) 17:00 (KST)

• Withdrawal Open: July 31, 2025 (Thu) 12:05 (KST)

Trading Schedule:

• Sell Open: July 31, 2025 (Thu) 12:00 (KST)

• Buy Open: July 31, 2025 (Thu) 12:05 (KST)

• Market price and limit price order open: July 31, 2025 (Thu) 14:05 (KST)

• Reference price: To be updated

• Initial withdrawal fee: To be updated

• Supported network: Base Mainnet (BASE ERC-20). Deposits through other networks are not supported.

• Block Explorer: https://basescan.org/address/0xba12bc7b210e61e5d3110b997a63ea216e0e18f7

Chainbase (C) Listing Information

Listing Name: Chainbase

About the Asset: Chainbase (C) is a decentralized omnichain data network designed to enable artificial intelligence to utilize on-chain data more efficiently and reliably. By integrating and standardizing data scattered across various blockchains, it builds a community-based infrastructure where anyone can produce, process, and utilize data. Chainbase ensures the integrity and reliability of on-chain data by processing the entire lifecycle—from creation to storage, verification, and access—through its four-layered structure: Co-processor, Execution, Consensus, and Data Access.

Related Materials

• Official website

• Whitepaper

• Key information summary

• Virtual asset description

Official Community Channels

• X (formerly Twitter)

• Telegram

• Discord

• Blog

Notes

• Information marked as 'To be updated' regarding the supported virtual asset or its trading services will be updated before trading support begins. Please check prior to trading.

• Scheduled virtual assets may have their trading support delayed or canceled depending on circumstances related to the issuer or Coinone's own support criteria.

• In accordance with the Virtual Asset User Protection Act, unfair trading activities (such as use of undisclosed major information) are prohibited. Please cooperate in maintaining a fair and healthy virtual asset market.

• For new virtual asset trading support, only limit sell orders are allowed for the first 5 minutes after the sell opening time.

• If you make a deposit from a virtual asset service provider not included in the Travel Rule solution list, it may take a long time for the return to be processed.

• Before making a virtual asset deposit, please be sure to check if the correct network and additional information such as memo/secondary address is required to avoid deposit errors.

• In case of incorrect deposits, you may request a virtual asset return in accordance with Coinone Customer Center’s deposit error return guide.

• Coinone provides relevant materials such as the whitepaper, key information summary, description, and community links for the supported virtual asset and strives to update these regularly.

• Coinone does not recommend or solicit any investment regarding virtual asset trading.

• Virtual assets are high-risk products that may result in loss of the entire or part of your investment.

• Please be aware that virtual asset value may fluctuate, resulting in potential loss of principal.

• For safe trading, we recommend that you always read the whitepaper and related documentation for any virtual asset before trading.

• Coinone provides relevant materials such as the whitepaper, key information summary, description, and community links for the supported virtual asset and strives to update these regularly.

• Coinone Co., Ltd. Compliance Officer Review No. 2025-DA-117 (2025. 7. 29. ~ 2026. 7. 28.)

Thank you.

The Coinone Team

*This is automatically generated information.