6141 PLOTech: Announcement of Remediation Plan for Excessive Fund Lending and Guarantee by Company and Subsidiaries

Release Date: July 3, 2026 Statement Date: July 2, 2026 Statement Time: 16:54:29 Company Code: 6141 Company Name: PLOTech Subject: Announcement of Remediation Plan for Excessive Fund Lending and Guarantee by the Company and Subsidiaries Applicable Clause: Clause 51 Factual Event Date: July 2, 2026

1. Factual Event Date: July 2, 2026 2. Company Name: The Company and Subsidiaries 3. Relationship with Company (Please enter 'Company' or 'Subsidiary'): Company and Subsidiaries 4. Cross-shareholding Ratio: N/A 5. Reason for Occurrence: (1) In accordance with the Financial Supervisory Commission's Notice No. 1150341956 dated June 24, 2026. (2) The Company and its subsidiaries (PLOTECH(BVI) and PLOTech (Kunshan)) have exceeded the prescribed limits for fund lending and guarantee due to a decline in reported net asset value. (3) The subsidiary (PLOTECH(CAYMAN)) has exceeded the prescribed guarantee limit due to a decline in reported net asset value.

6. Remedial Measures: The Company has approved and reported to the Board of Directors a remediation plan for fund lending and guarantee at the Audit Committee meeting on March 30, 2026. (1) Excessive Fund Lending: (A) Increase revenue and profitability to enhance net asset value; (B) Gradually recover lent funds to reduce excess lending. (2) Excessive Guarantee: (A) Increase revenue and profitability to enhance net asset value; (B) Reduce the amount of guarantees issued; (C) Revise guarantee limits to reduce excess guarantee exposure.

7. Other Matters to be Disclosed: The Company will announce the progress of the remediation plan quarterly, report to the Board for oversight, and present the results at the next shareholders' meeting.