Completion report on merger, etc. (merger)

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Completion Report on Merger, etc. (Merger) 6.0

BCnC Co., Ltd. Completion Report on Merger, etc. (Merger)

To: Commissioner of the Financial Supervisory Service July 8, 2026

Company name: BCnC Co., Ltd. CEO: Kim Don-han Head office address: 25, Maso-ro 57beon-gil, Sindun-myeon, Icheon-si, Gyeonggi-do Phone: 031-645-1551 Website: http://www.bcnc.co.kr Preparer: (Title) Executive Director (Name) Park Jin (Phone) 031-645-1551

I. Schedule Merger board resolution date: April 22, 2026 Announcement of record date for shareholder determination: April 22, 2026 (posted on website) Submission of material event report: April 22, 2026 Merger agreement date: April 24, 2026 Record date for shareholder determination: May 7, 2026 Announcement of small-scale merger: May 7, 2026 (posted on website) Period for receiving notices of objection to merger: start date May 7, 2026; end date May 21, 2026 Board resolution approving merger: May 26, 2026 (in lieu of general shareholders' meeting) Announcement of creditor objection filing: May 27, 2026 (posted on website) Creditor objection filing period: start date May 27, 2026; end date June 29, 2026 Merger effective date: June 30, 2026 Board resolution on merger completion report: July 1, 2026 (in lieu of general shareholders' meeting) Announcement of merger completion report: July 1, 2026 (posted on website) Expected date of merger (dissolution) registration: July 8, 2026

Note 1) As this merger is a small-scale merger under Article 527-3 of the Commercial Act, appraisal rights (share purchase demand rights) are not granted, and the general shareholders' meeting for merger approval was replaced by board approval. Note 2) Among the above, the merger completion report meeting was replaced by the board resolution of July 1, 2026 and the website announcement, pursuant to Article 526, Paragraph 3 of the Commercial Act.

II. Changes in Shareholding of Major Shareholders, etc. BCnC Co., Ltd. holds 100% of the shares of BCnC Materials Co., Ltd. Since the merger ratio is 1:0 and no new merger shares are issued (a merger without capital increase), there is no change in the shareholding of major shareholders, etc. after this merger.

III. Exercise of Appraisal Rights (Share Purchase Demand Rights) As this merger is a small-scale merger under Article 527-3 of the Commercial Act, appraisal rights are not granted. In addition, pursuant to Article 527-3 of the Commercial Act, notices of objection to the merger were received from May 7, 2026 to May 21, 2026. A total of 268 shareholders notified their objection to the merger, and the number of shares for which objection was expressed totaled 140,481 shares, equivalent to 1.1% of the total number of issued shares.

IV. Matters Concerning Creditor Protection BCnC Co., Ltd., the surviving company, and BCnC Materials Co., Ltd., the dissolving company, published the announcement for creditor objection filing on May 27, 2026. During the creditor objection filing period (May 27, 2026 to June 29, 2026), no creditor filed an objection. In addition, there were no matters decided regarding repayment of debt or provision of substantial collateral in connection with this matter.

V. Status of Related Litigation As of the date of submission of this report, no lawsuit has been filed that could affect the validity of this merger.

VI. Matters Concerning Allotment of New Shares, etc. BCnC Co., Ltd. holds 100% of the equity of BCnC Materials Co., Ltd., and the merger ratio is 1:0, making this a merger without capital increase in which no new merger shares are issued. In addition, no separate merger consideration (cash payment) was paid as a result of the merger.

VII. Summary Financial Information Before and After the [Merger, etc.] (As of: December 31, 2025) (Unit: KRW) Categories shown: BCnC Co., Ltd. (surviving company, before merger) / BCnC Materials Co., Ltd. (dissolving company, before merger) / BCnC Co., Ltd. (after merger)

Current assets: 57,404,522,124 / 71,923,614 / 57,476,445,738 Non-current assets: 115,252,524,673 / 4,502,796,540 / 114,913,553,213 Total assets: 172,657,046,797 / 4,574,720,154 / 172,389,998,951 Current liabilities: 61,546,937,446 / 1,984,512,700 / 63,531,450,146 Non-current liabilities: 31,510,285,704 / 15,058,451 / 31,525,344,155 Total liabilities: 93,057,223,150 / 1,999,571,151 / 95,056,794,301 Capital stock: 6,398,961,500 / 4,850,000,000 / 6,398,961,500 Capital surplus: 40,675,525,326 / 0 / 40,675,525,326 Other capital: 5,073,070,611 / (20,704,650) / 2,806,451,614 Retained earnings (accumulated deficit): 27,452,266,210 / (2,254,146,347) / 27,452,266,210 Total equity: 79,599,823,647 / 2,575,149,003 / 77,333,204,650 Total liabilities and equity: 172,657,046,797 / 4,574,720,154 / 172,389,998,951

Note 1) The above summary statement of financial position was prepared based on the separate statement of financial position as of December 31, 2025, and may differ from the statement of financial position as of the merger effective date, June 30, 2026. Note 2) The above post-merger financial statements have not been audited or reviewed by an external auditor and may change depending on the results of the external auditor's audit or review.