【Yonggu-KY】Announcement of Additional Loan to Subsidiary Chongqing Guohao Yonggu New Building Materials Co., Ltd. in Accordance with Regulations

1. Date of occurrence: 115/04/30 2. Recipient of funds: (1) Company Name: Chongqing Yonggu New Building Materials Co., Ltd. (2) Relationship with the company lending funds: Both are 100% directly held subsidiaries of this company, and are related companies. (3) Loan limit (in thousands of NTD): 781,744 (4) Original outstanding loan balance (in thousands of NTD): 268,308 (5) Amount of new additional loan (in thousands of NTD): 23,130 (6) Whether the loan is authorized by the board of directors for the same borrower, to be disbursed in installments or as a revolving credit: Yes (7) Outstanding loan balance as of the date of occurrence (in thousands of NTD): 291,438 (8) Reason for the new additional loan: Working capital needs 3. Collateral provided by the company receiving the loan: (1) Content: None (2) Value (in thousands of NTD): 0 4. Latest financial statement of the company receiving the loan: (1) Capital (in thousands of NTD): 196,842 (2) Accumulated profit/loss (in thousands of NTD): -200,283 5. Interest calculation method: According to loan agreement 6. Repayment: (1) Conditions: According to loan agreement (2) Date: According to loan agreement 7. Outstanding loan balance as of the date of occurrence (in thousands of NTD): 1,131,520 8. Ratio of outstanding loan balance to net worth in the latest financial statement of the public offering company as of the date of occurrence: 60.65 9. Source of funds lent to others: Subsidiary's own funds, parent company. 10. Other matters to be disclosed: Calculated based on the exchange rates on April 30, 2026: USD to NTD 31.66 and RMB to NTD 4.626.