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

Hello, this is Coinone.Coinone will be adding Chainbase (C) to the KRW market as detailed below on July 31, 2025 (Thu).Chainbase (C) Trading InformationDeposit/Withdrawal Schedule:- Deposit Open: July 30, 2025 (Wed) 17:00 (KST)- Withdrawal Open: July 31, 2025 (Thu) 12:05 (KST)Planned Trading Schedule:- Sell Open: July 31, 2025 (Thu) 12:00 (KST)- Buy Open: July 31, 2025 (Thu) 12:05 (KST)- Market/Stop 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 via other networks are not supported.- Block Explorer: https://basescan.org/address/0xba12bc7b210e61e5d3110b997a63ea216e0e18f7

Chainbase (C) Asset InformationAsset Name: ChainbaseAbout 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 is building a community-based infrastructure where anyone can produce, process, and utilize data. Chainbase ensures the integrity and reliability of on-chain data by managing everything from data generation to storage, verification, and access through a four-layered structure of Co-processor, Execution, Consensus, and Data Access.

Reference Materials- Official Website- Whitepaper- Key Information Summary- Virtual Asset Guide

Official Community- X (formerly Twitter)- Telegram- Discord- Blog

Notice- Information regarding supported virtual asset(s) and services that is scheduled for updates will be updated before trading support begins. Please make sure to check.- The listing of the virtual asset(s) may be delayed or canceled due to circumstances of the issuer or Coinone’s own listing criteria.- Pursuant to the Act on the Protection of Virtual Asset Users, unfair trading practices (such as using undisclosed key information) are prohibited. We ask for your cooperation in maintaining a sound market order.- Upon listing of a new virtual asset, for five minutes from the sell opening, only limit sell orders will be permitted.- Deposits from virtual asset operators not included in the Travel Rule solution list may take a long time to be returned.- Please always check the supported network and whether a second address, such as a memo, is required before making a deposit to avoid mistakes.- In the event of a mistaken deposit, you may request a return of virtual assets according to Coinone Customer Center’s mistaken deposit return guide.- Coinone provides the whitepaper, key summary, guide, and community links of the virtual assets to be listed, and strives to periodically monitor and update them.- Coinone does not make any investment solicitations regarding virtual asset trading.- Virtual assets are high-risk products and may result in total or partial loss of investment.- Please be aware of the risk of principal loss due to price fluctuations when trading virtual assets.- For safe trading, please review the whitepapers and related explanatory documents of the virtual assets before trading.- Coinone provides the whitepaper, key information summary, guide, and community links for the listed assets and strives to periodically inspect and update them.- Coinone Compliance Officer Review No. 2025-D-117 (2025. 7. 29. \~ 2026. 7. 28.)

Thank you.

Coinone Team

*This information is generated automatically.