6658 LianCe Announces Financial Information Due to Trading Alert Threshold

Release Date: July 2, 2026 Statement Date: July 1, 2026 Statement Time: 15:47:40 Company Code: 6658 Company Name: LianCe

Subject: Due to the company's securities reaching the public trading alert threshold on the centralized market, we are disclosing significant financial and business information to help investors make informed decisions.

Applicable Clause: Item 51 Factual Date: July 1, 2026

Details: 1. Factual Date: 07/01/2026 2. Reason: In compliance with notification from the Taiwan Stock Exchange Corporation. 3. Financial and Business Information:

Period (Monthly) (Monthly) (Quarterly) (Quarterly) (Last Four Quarters) ========= =========== ========== ============ ========= ============== Item Most Recent YoY Change Most Recent YoY Change Q2 2025 to Q1 2026 Month (May (%) Quarter (Q1 (%) (Audited) 2026) (Self- 2026) Calculated) (Reviewed) ========= =========== ========== ============ ========= ============== Revenue 298 (2.80)% 619 27.32% 2,214 (Million NT$) Pre-tax Net 32 136.49% 75 316.22% 141 Profit (Million NT$) Net Profit 23 720.60% 59 330.38% 95 Attributable to Parent Owners (Million NT$) Earnings 0.63 720.60% 1.63 307.50% 2.61 Per Share (NT$)

4. Whether there is any material information under Article 4 of the 'TSEC Procedures for Verification and Disclosure of Material Information for Listed Companies': No 5. Whether there is any press conference for material information under Article 11: No 6. Complete financial information is available on the Public Information Observation Station. Access paths: (1) Recent Revenue and Earnings: Basic Information > Highlights (2) Historical Monthly Revenue: Operations > Monthly Revenue > Monthly Revenue Information (Post-IFRS) (3) Historical Earnings (Audited/Reviewed): Financial Statements > Post-IFRS > Consolidated/Individual > Comprehensive Income Statement (4) Historical Earnings (Voluntary Self-Reported): Operations > Self-Reported Earnings: Not Applicable 7. Other Disclosures: None