Sercomm's German Subsidiary Sued by Huawei over Patent Infringement

Release Date: June 22, 2026 Statement Date: June 21, 2026 Statement Time: 19:02:41 Company Code: 5388 Company Name: Sercomm Corporation Subject: Statement Regarding Patent Infringement Lawsuit Filed by Huawei Technologies Co., Ltd. Against the Company's German Subsidiary Applicable Clause: Clause 2 Event Date: June 21, 2026

1. Parties Involved in the Legal Case: Plaintiff: Huawei Technologies Co., Ltd. Defendant: Sercomm Deutschland GmbH, a German subsidiary of Sercomm Corporation

2. Court or Administrative Authority: Unified Patent Court (UPC), Europe

3. Case Reference Numbers: UPC_CFI_9/2023, UPC_CFI_752/2025

4. Event Date: June 21, 2026

5. Background of the Incident (Including Subject of Dispute): The company's German subsidiary, Sercomm Deutschland GmbH, received a lawsuit from Huawei, alleging patent infringement concerning certain products sold by Sercomm in Germany and other regions.

6. Handling Process: Sercomm has appointed an international team of patent litigation experts to actively defend the case and protect the company's best interests.

7. Financial and Operational Impact and Estimated Amount: The revenue contribution from the German market is very low, and the impact on the company's financial condition and operations is expected to be extremely limited.

8. Countermeasures and Improvement Status: Sercomm is committed to independent technological research and development and maintains the strictest standards regarding intellectual property investment and protection. The company will carefully evaluate the lawsuit, appoint professional legal counsel, and respond appropriately to safeguard its optimal interests.

9. Other Matters to be Disclosed: None