Completion report on merger, etc. (asset transfer)

What happened

Completion Report on Merger, etc. (Asset Transfer), Form 6.0 Mecaro Co., Ltd. To: Governor of the Financial Supervisory Service July 31, 2026 Company name: Mecaro Co., Ltd. Representative Directors: Lee Jae-jung, Park Young-soon Head office address: 89 Sandan-ro 121beon-gil, Pyeongtaek-si, Gyeonggi-do Phone: 031-663-4476 Website: https://www.mecaro.com Preparer: (Title) Head of Management Strategy Division; (Name) An Jae-woo; (Phone) 031-663-4476

I. Schedule This completion report concerns the material event report (decision to acquire equity and equity securities of another company) dated July 15, 2026, and reports that the transaction was completed as of July 31, 2026 with the transfer of shares and payment completed.

1. Asset acquisition details Issuing company: Samil Tech Co., Ltd.; Acquirer: Mecaro Co., Ltd.; Shares acquired: 130,600 common shares of Samil Tech Co., Ltd. (100% of voting equity)

2. Progress and schedule of the asset acquisition External appraisal period: 2026-06-10 to 2026-07-14; Samdo Accounting Corporation Board resolution date: 2026-07-15; - Material event report filing date: 2026-07-15; - Date of share receipt / transaction closing date: 2026-07-31; acquisition completed

3. Payment method for the asset acquisition price Date: 2026-07-31; Payment amount (KRW): 35,599,992,800; Payment method: Cash payment

II. Changes in Major Shareholder Equity: Not applicable III. Exercise of Appraisal Rights: Not applicable IV. Creditor Protection: Not applicable V. Status of Related Litigation: Not applicable VI. Matters Concerning New Share Allotment, etc.: Not applicable

VII. Summary Financial Information Before and After [Merger, etc.] (unit: KRW) Category: Amount before asset acquisition; Increase (decrease); Amount after asset acquisition Current assets: 98,041,358,266; (18,338,842,155); 79,702,516,111 Non-current assets: 127,609,096,511; 20,640,336,162; 148,249,432,673 Total assets: 225,650,454,777; 2,301,494,007; 227,951,948,784 Current liabilities: 15,967,749,984; 2,281,494,007; 18,249,243,991 Non-current liabilities: 4,232,182,323; 20,000,000; 4,252,182,323 Total liabilities: 20,199,932,307; 2,301,494,007; 22,501,426,314 Capital stock: 5,096,320,000; -; 5,096,320,000 Capital surplus: 73,433,649,672; -; 73,433,649,672 Other components of equity: -313,491,088; -; -313,491,088 Accumulated other comprehensive income: 465,073,439; -; 465,073,439 Retained earnings: 126,008,978,503; -; 126,008,978,503 Non-controlling interests: 759,991,944; -; 759,991,944 Total equity: 205,450,522,470; -; 205,450,522,470 Total liabilities and equity: 225,650,454,777; 2,301,494,007; 227,951,948,784

Note 1: The "before asset acquisition" summary financial information is based on the consolidated financial statements in the 2025 audit report. Note 2: The "after asset acquisition" summary financial information simply adds/subtracts the amounts related to this asset acquisition and may differ from the actual statement of financial position to be prepared as of the actual asset acquisition date (July 31, 2026), depending on the external auditor's audit (review) results.