Chuan Hu Announces Financial Information Due to Securities Reaching Trading Alert Threshold

1. Date of Event: August 14, 2026

2. Reason for Announcement: In compliance with notification from the Taiwan Stock Exchange Corporation

3. Financial and Business Information:

Most Recent Month (July 2026) Revenue: NT$6,407 million (+355.52% YoY) Pre-tax Net Income: NT$5,985 million (+321.36% YoY) Net Income Attributable to Owners of Parent: NT$4,787 million (+321.08% YoY) Earnings Per Share (EPS): NT$50.24 (+321.09% YoY)

Most Recent Quarter (Q2 2026) Revenue: NT$10,830 million (+156.11% YoY) Pre-tax Net Income: NT$9,118 million (+915.67% YoY) Net Income Attributable to Owners of Parent: NT$7,088 million (+1,054.22% YoY) EPS: NT$74.38 (+1,053.18% YoY)

Last Four Quarters Cumulative (Q3 2025 – Q2 2026) Revenue: NT$25,598 million Pre-tax Net Income: NT$21,860 million Net Income Attributable to Owners of Parent: NT$17,285 million EPS: NT$181.39

4. Whether any material information under Article 4 of the TWSE's Procedures for Verification and Disclosure of Material Information by Listed Companies applies: No

5. Whether a press conference under Article 11 of the above procedures is required: No

6. Complete financial information is available on the Public Information Observation System via the following paths: (1) Recent operating revenue and profit/loss: Company Profile > Summary (2) Historical monthly revenue: Operations Overview > Monthly Revenue > Monthly Revenue Information under IFRS (3) Historical profit/loss (audited/reviewed): Financial Statements > Under IFRS > Consolidated/Individual > Consolidated Statement of Comprehensive Income (4) Historical profit/loss (voluntary self-calculated announcements): Operations Overview > Self-Announced Financial Results: None

7. Other Notes: The most recent month’s figures are self-calculated and not yet audited or reviewed by accountants. Actual figures will be based on the financial reports certified by auditors.