Lontium Announces Signing of Consortium Loan Agreement with Joint Lending Banks

1. Date of Event: July 20, 2026 2. Counterparty to the Contract or Commitment: Syndicated lending consortium led by Chang Hwa Commercial Bank and Yuanta Commercial Bank as co-lead arrangers 3. Relationship with the Company: None 4. Contract or Commitment Period (or Termination Date): 3 years 5. Main Content (Not applicable if terminated): Syndicated loan agreement with a total amount of NT$3.6 billion 6. Restrictive Clauses (Not applicable if terminated): To be executed in accordance with the syndicated loan agreement 7. Commitments (Not applicable if terminated): To be executed in accordance with the syndicated loan agreement 8. Other Important Agreements (Not applicable if terminated): To be executed in accordance with the syndicated loan agreement 9. Impact on Company's Financial and Business Operations: Strengthening of operational funding 10. Specific Purpose: Procurement of materials and working capital 11. Other Matters to be Disclosed (If the subject is a publicly listed company or above, this material information also meets the criteria under Article 7, Paragraph 8 of the Enforcement Rules of the Securities and Exchange Act regarding matters significantly affecting shareholders' rights or securities prices): None