■ A revamped main screen with personalized services

A new home screen filled with personalized products and benefits for each customer

A quick menu has been added to customize frequently accessed menus
- Transfer and remittance functions made easier by setting a primary account
- Direct access to desired products by deposit/savings/deposit/withdrawal/loan

■ A fun and user-friendly design
- Easier app usage with the "Home/My/Products/Benefits" menu at the bottom
- Simple and clear screen layout with the characters Shumongi and Kkumkong replacing text

■ Benefit services that add a touch of life to Acuon
- Various discount coupons provided through partnerships with lifestyle service providers

■ Various membership benefits for Acuon Membership Plus members
- Personality type test (MATI) and personality test (PATI) services provided
- Discount product mall (gift shop) with generous prizes, games, and fortune telling, all free of charge

■ Large-print banking services for MZ and seniors
- Sign-up, deposit/savings account opening, Transaction history inquiry and transfers are now displayed in a larger, easier-to-read format.
- Instructions are provided via a follow-up video at the top of the large screen.

■ Open Banking: Manage multiple financial institutions at once.
- Acuon Savings Bank's innovative financial service makes all financial transactions and overall asset management simple!

■ Various scraping authentication methods, including joint certificates, financial certificates, and simple certificates, are available.
- Speed ​​up your business by choosing the method that best suits your needs.
- Transfers and product subscriptions are possible with just a simple 6-digit password.

■ Easy and fast sign-up.
- Anyone with a phone registered in their name can quickly and easily open an account and apply for a loan.
- Easy sign-up and login via pattern or biometric authentication.
■ Automatic loans available 365 days a year, even on weekends.
- Easy limit inquiry without affecting your credit score with just phone authentication.
- One-stop service from application to transfer! Loans are processed 365 days a year, without a visit, documents, or phone calls.

■ Customer Service Center Operation Guide
- Main phone number: 1588-6161 (Weekdays 9:00 AM - 5:30 PM)
- A 24/7 ARS service is available to provide more convenient service.

■ Product Information
Money Savings: A savings product with free deposits and withdrawals.
- Eligibility: Individuals holding an Acuon Mobile Free Deposit account under their real name.
- Deposit Amount
· Challenge Amount: 10,000 won to 2 million won (in 10,000 won increments).
· The set challenge amount cannot be changed.
· The maximum deposit amount is the sum of the challenge amounts in your Money Savings accounts, up to a maximum of 10 million won.

Deposit Period
· Challenge Period: 1 to 6 months/Weekly (4 to 26 weeks).
· Weekly Amount to Save: Amount to be deposited weekly during the challenge period.
→ Amount to Save = Challenge Amount / Challenge Period (rounded up to the nearest won).
- Interest Payment Method
· Interest Calculation Method: The interest calculation period is the period from the initial subscription date to the day before the successful challenge date. The interest rate posted at Acuon Savings Bank branches and on the mobile app (website) at the time of subscription is applied to the final balance each day. · Interest Payment Period: Successful Challenge Date
Base Interest Rate: 2.0%~5.0% per annum (contracted interest rate of 2.0% + preferential interest rate of up to 3.0%)
Preferential interest rates are applied only when preferential conditions are met.
- Preferential Condition 1: Applies when money is successfully saved.
- Preferential Condition 2: ① Support Dream Kong: Applies when a total of 12 attendance checks are completed by the day before the successful challenge date.
② Receive Acuon information (marketing): Applies when maintained until the successful challenge date. (Preferential conditions are excluded if marketing consent is withdrawn and then re-opted during the subscription period.)
For Preferential Condition 2, select either ① or ② (cannot be applied in duplicate) and apply when both conditions are met. If both Preferential Condition 1 and Preferential Condition 2 (select one) are met, the preferential interest rate is added together. If either option fails, the preferential interest rate for the successful option will remain in effect.
If the account is maintained due to reasons that prevent automatic cancellation on the challenge success date, the base interest rate announced at the time of subscription will apply.

Daily Savings (100 Days)
- Eligibility: Individuals (1 account per person)
- Daily Deposit Amount: KRW 1,000 - KRW 30,000 (Fixed Amount)
* Direct deposits are only possible through the deposit button on this product through our mobile app.
- Subscription Period: 100 days (Daily Savings/100 deposits)
- Interest Payment Method: Lump sum payment at maturity
- Interest Rate Information
· Base Interest Rate: 2.0% (100 days)
· Preferential Interest Rate: Daily Accumulation Preferential Interest Rate of 0.1%p per annum (Maximum: 10.0%p per annum)
: Deposits can only be made through the deposit button on the Daily Savings (100 Days) account. Accumulated interest of 0.1%p per annum is accumulated once daily to apply the preferential interest rate (once daily, (Up to 10% p.a. preferential rate for daily deposits for 100 days)
* Deposits via bank transfers, bank/other bank account transfers, or automatic transfers are not permitted.
: Preferential rates apply only to accounts that have completed 100 deposits and are terminated upon maturity.
(Preferential rates do not apply if the account is terminated before the maturity date or after the maturity date without completing 100 deposits.)
[Example of interest calculation]
Daily deposit of KRW 30,000 for 100 days: KRW 49,808 (pre-tax) (maximum interest rate applied, details subject to change)
*Maturity advance rate: Agreeable rate (including preferential rate) + 2.0% p.a.
*Delayed deposit rate: Agreeable rate (including preferential rate) + 2.0% p.a.
*If the deposit amount is deposited later than the agreed-upon date, ① the delay interest may be deducted from the maturity payment, or ② the maturity date may be delayed by the average daily delay number.

① Late Deposit Interest = Daily Deposit Amount X (Total Number of Delayed Days - Total Number of Prepayment Days) / 365 X Deposit Late Interest Rate [= Agreeable Interest Rate (including Preferential Interest Rate) + 2% per annum]
② Average Daily Delay Days = (Total Number of Delayed Days - Total Number of Prepayment Days) / Contracted Days (However, any amount less than 1 day is rounded up to 1 day)
· Disadvantages of Deposit Cancellation
1. If a savings account is canceled before the maturity date, the early termination interest rate applies (preferential interest rate does not apply).
2. If a savings account is canceled after the maturity date without depositing the agreed-upon 100th installment, the early termination interest rate applies (preferential interest rate does not apply).
3. Early Termination Interest Rate: Less than 1 month (0.1%), 1 month or more (Base Rate at the time of subscription (2.0%))
- Differential interest rates are applied for each deposit amount, depending on the deposit period, from the deposit date to the day before the early termination date.
- All interest rates granted upon early termination Preferential interest rates are excluded from interest rate calculations.
- Calculation method: Deposit amount per deposit X Premature termination interest rate per deposit period X Number of days elapsed until premature termination / 365
· Post-maturity interest rate:
1. Within 1 month after maturity: Base interest rate (2.0% p.a.) + Preferential interest rate achieved at maturity (0.1%p p.a. - maximum 10.0%p p.a.)
2. More than 1 month after maturity: Regular deposit interest rate (0.1% p.a.)
* Please note
· This savings account can only be deposited through the deposit button in the Daily Savings (100-day) account. All other deposits are restricted.
(Deposits via bank transfer/transfer from this or other banks/automatic transfers are not permitted.)
· If the account is terminated before the maturity date or after the maturity date without paying all agreed-upon installments, a premature termination interest rate lower than the agreed-upon interest rate will be applied.
· Only accounts that have deposited at least half of the contract's initial balance by the maturity date can be used for deposits within a period equal to 1.5 times the contract period from the contract date. To receive the agreed-upon interest, you must cancel the account on the maturity date calculated based on the number of delayed deposits.
(*Preferential interest rates do not apply to installment savings deposits that are unpaid after the maturity date.)
· This installment cannot be transferred or transferred.
· This installment is a mobile-only account, so no passbook is issued.

· This installment cannot be used for collateralized loans.

General Information
- This deposit is protected by the Depositor Protection Act, including the principal and interest, up to KRW 100 million per person (combined with other protected products offered by this mutual savings bank).
- Please review the product description and terms and conditions before signing the contract.
- You have the right to receive a thorough explanation of the product before signing the contract. Please understand the explanation before making a transaction. ※ The following access permissions are required to use Acuon Savings Bank's mobile banking service. (*Article 22-2 of the Act on Promotion of Information and Communications Network Utilization and Information Protection, etc., newly established and its enforcement decree)
1. Phone (optional) - Call the customer service center
2. Location (optional) - Find a nearby branch
3. Camera (optional) - Scan QR codes to take a photo of your ID and copy your joint certificate
4. Address Book (optional) - Easy transfers and post-transfer SMS messages
5. Storage (optional) - Save transfer confirmation and bankbook copy images
You can still use Acuon Savings Bank's mobile banking service without consenting to the above permissions, but use of these features may be restricted.

Compliance Officer Review No. 2025-0963-01 (Review Period: August 14, 2025 - August 13, 2026)
- This advertisement is valid only during the Compliance Officer Review Period.

Korea Savings Banks Review No. 2025-00361 (Review Period: March 31, 2025 - March 30, 2026)