Supply contract signed

What happened

1. Contents of the sales/supply contract: Battery X-ray inspection equipment 2. Contract details - Whether it is a conditional contract: Not applicable - Confirmed contract amount: 3,400,000,000 - Conditional contract amount: - - Total contract amount (KRW): 3,400,000,000 - Most recent revenue (KRW): 27,895,397,844 - Ratio to revenue (%): 12.19 3. Counterparty - Name: - - Most recent revenue (KRW): - - Main business: - - Relationship with the Company: - - Whether the Company has performed a similar contract with the counterparty in the last 3 years: Yes 4. Sales/supply region: Republic of Korea 5. Contract period: start 2026-09-29, end 2028-03-31 6. Main contract terms - Whether there is a down payment/advance payment: Yes - Payment terms, etc.: 30% billed after contract execution; 40% billed after shipment and delivery to the designated location; 20% billed after performance inspection; 10% billed after operation inspection 7. Sales/supply method - In-house production: Applicable - Outsourced production: Not applicable - Other: - 8. Contract (order) date: 2026-09-29 9. Matters related to withholding disclosure - Withholding deadline: 2028-03-31 - Reason for withholding: At the counterparty's request to protect its trade secrets 10. Other matters for reference in investment decisions - The most recent revenue figure above is based on the 2025 consolidated financial statements. - The contract end date is the contract termination date stated in the contract, and may change depending on the delivery and inspection schedule. - Because of the obligation to maintain the counterparty's trade secrets under the contract, disclosure of the counterparty will be withheld until the contract end date, and will be disclosed immediately after the withholding deadline passes. Related disclosures: None