[ASIA ENGINEERING] Announcement by Subsidiary ASIA SYSTEM INTEGRATION TECHNOLOGY (SUZHOU) CO., LTD. Regarding the 2026 Mid-Year Earnings Briefing

1. Date of Event: 115/07/31

2. Company Name: ASIA SYSTEM INTEGRATION TECHNOLOGY (SUZHOU) CO., LTD.

3. Relationship with Company (Please enter 'Parent Company' or 'Subsidiary'): Subsidiary

4. Cross-shareholding Ratio: Not applicable

5. Reason for Occurrence: To enable a broad range of investors to gain a more comprehensive and in-depth understanding of the company's business operations, the company will hold the 2026 mid-year earnings briefing via an online platform using a web-based interactive format.

6. Countermeasures: Not applicable

7. Other Matters to be Disclosed (If the entity involved in the event or resolution is a publicly issued company or above, this significant information simultaneously qualifies as a matter under Article 7, Paragraph 9, Item 9 of the Enforcement Rules of the Securities and Exchange Act that has a significant impact on shareholders' rights or securities prices):

Time: August 13, 2026 (Thursday), 10:00 AM – 11:00 AM.

Online Platform: China Securities Network (https://roadshow.cnstock.com/).