Ruisen Optoelectronics Announces 2nd Quarter 2026 Consolidated Financial Report

1. Date reported to or resolved by the Board of Directors: 115/07/30 2. Audit Committee approval date: 115/07/30 3. Reporting period for financial report or annual self-prepared financial information Start and end date (XXX/XX/XX~XXX/XX/XX): 115/01/01~115/06/30 4. Cumulative operating revenue from January 1 to the end of this period (in thousand NT$): 1,548,068 5. Cumulative operating gross profit (loss) from January 1 to the end of this period (in thousand NT$): 423,780 6. Cumulative operating income (loss) from January 1 to the end of this period (in thousand NT$): 182,891 7. Cumulative pre-tax net profit (loss) from January 1 to the end of this period (in thousand NT$): 222,757 8. Cumulative net profit (loss) for the period from January 1 to the end of this period (in thousand NT$): 184,757 9. Cumulative net profit (loss) attributable to owners of the parent from January 1 to the end of this period (in thousand NT$): 184,757 10. Cumulative basic earnings per share (loss) from January 1 to the end of this period (in NT$): 4.44 11. Total assets at the end of the period (in thousand NT$): 2,977,754 12. Total liabilities at the end of the period (in thousand NT$): 1,419,855 13. Equity attributable to owners of the parent at the end of the period (in thousand NT$): 1,557,899 14. Other matters to be disclosed: None