[Upbit] Infinit (IN) BTC, USDT markets, B3 (B3) USDT market new trading support notice

Hello. This is Upbit, the most trusted global-standard digital asset exchange.

We are announcing new digital asset trading support as follows.

| Digital Asset | Market | Network | Deposit/Withdrawal Start Time | Trading Support Start Time |

|---------|-----------|----------|---------------------|---------------|

| Infinit (IN) | BTC, USDT | Ethereum | Within 2 hours from the time this notice is posted | Scheduled for Sep 24 at 20:00 |

| B3 (B3) | USDT | Base | Within 2 hours from the time this notice is posted | Scheduled for Sep 24 at 20:00 |

• Please be sure to check the network before depositing digital assets. Deposits/withdrawals via networks other than those indicated are not supported. ### ※ Trading restriction notice: Trading limit prices are determined based on prices provided by CoinMarketCap. - Buy restriction: Buy orders will be restricted for approximately 5 minutes after trading support begins. - Minimum sell restriction: For approximately 5 minutes after trading support begins, sell orders priced at 10% or more below the previous day's closing price will be restricted. - Order type restriction: For approximately 2 hours after trading support begins, all order types except limit orders will be restricted. - Please check the previous day's closing price and the latest price in the table below.

| Digital Asset | Previous Day Close | Latest Price (as of Sep 25, 16:55) |

| IN | 0.00000052 BTC | 0.00000055 BTC |

| IN |

|--------------|----------------|---------------------------|

| 0.05941 USDT | 0.06224 USDT |

※ Deposit precautions Deposits that cannot be reflected may take a long time for return procedures, so please check the precautions carefully - Deposits and withdrawals are supported only on the indicated networks (IN - Ethereum, B3 - Base). Please check the network before depositing. - The contract addresses for IN and B3 supported by Upbit are as follows. Please check the contract address when making deposits/withdrawals. - IN : 0x61fac5f038515572d6f42d4bcb6b581642753d50 - B3 : 0xB3B32F9f8827D4634fE7d973Fa1034Ec9fdDB3B3 - To comply with the Travel Rule, if assets are deposited to Upbit from an exchange that is not included in the List of VASPs supporting deposits/withdrawals, the deposit may not be reflected, and deposits that cannot be reflected may take a long time for the return procedure. - Deposits and withdrawals are possible only to personal wallet addresses that have completed 'ownership verification', and even deposits from linked personal wallets may require deposit return processing depending on the asset's network. - For large deposits of digital assets with unclear sources, you may be asked to provide proof of the source of funds. (Terms of Use Article 17, Clause 8) ### ※ Additional digital assets ~~1) IN (Infinit IN)~~ > Infinit (IN) is a DeFi intelligence platform that helps explore, evaluate, and execute decentralized finance strategies based on artificial intelligence. Users can query strategies with natural language prompts through INFINIT, receive strategy recommendations and one-click execution, which operate across various DeFi protocols. Since launching INFINIT V1 in January 2025, Infinit has demonstrated real usage demand with approximately 170,000 users and over 450,000 on-chain transactions. It is now entering V2, aiming to build an Agentic DeFi Economy where anyone can create, share, and monetize strategies. The digital asset IN is used within the INFINIT ecosystem for staking and governance, and for accessing platform benefits. > Website : Infinit Official Website > X (formerly Twitter) : Infinit Official X > Whitepaper : Infinit Official Whitepaper ~~2) B3 (B3)~~ > B3 is a Layer3 blockchain built on Base, an Ethereum-based Layer2, utilizing the OP Stack, designed as infrastructure to provide scalability and flexibility for games and applications. B3 provides developers with an SDK compatible with game engines and a modular multichain infrastructure for easy dApp and game development, and offers users a user-friendly UX that enables real-time in-game rewards and asset utilization without network switching or bridging. The virtual asset B3 is used for in-game utility, incentives, staking, and governance participation. > Website : B3 Official Website > X (formerly Twitter) : B3 Official X > Whitepaper : B3 Official Whitepaper ✽ If the digital asset is not visible on PC, please refresh (F5) and check. ✽ If the digital asset is not visible in the Upbit App, please go to More > Screen Settings > Refresh Coin Info and check.

Investment Risk Notice

• Investment in digital assets is exposed to rapid price fluctuations due to speculative demand and changes in domestic and international regulatory environments. Responsibility for investment decisions regarding this digital asset rests with the investor, and any potential losses belong to the investor. Please carefully review the project's website and disclosure materials to fully understand the characteristics of the digital asset and trade cautiously.

• Due to the nature of digital asset trading, price differences between domestic and international exchanges continuously occur. Please be sure to pay attention to price differences with global exchanges before investing in digital assets.

• Upbit takes various measures, such as minimum order amount limits, to maintain a stable trading environment; however, in overheated investment conditions, order stabilization messages may be displayed to some members. This is an unavoidable measure to process orders of members who placed orders first and to provide stable service, so please take note.

※ Virtual assets are high-risk products that may result in total or partial loss of invested funds. ※ Investment decisions regarding virtual assets and resulting principal losses are the responsibility of the investor. ※ Reviewed by Dunamu Inc. Compliance Officer No. 25-0156 (25.09.22~26.09.21)

• This information is generated automatically.