Yang Bo Announces Major Financial Information Due to Securities Reaching Monitoring Threshold on Centralized Market

1. Date of Event: July 31, 115 2. Reason for Disclosure: In compliance with notification from the Taiwan Stock Exchange. 3. Financial and Business Information:

Period (Monthly) (Quarterly) (Last Four Quarters Cumulative) Latest Month YoY % Latest Quarter YoY % Q2 114 to Q1 115 Item Jun-115 Change Q1-115 Change (IFRS - Consolidated Self-Compilation) ======== ========== ========== ========== ========== ================= Revenue 406 +32.60% 938 +1.24% 3,780 (NT$ million) Pre-tax Profit 113 +91.28% 192 -8.98% 682 (NT$ million) Net Profit Attributable to Parent Company 90 +84.32% 159 -9.53% 536 (NT$ million) Earnings Per Share 0.71 +86.84% 1.26 -9.53% 4.23 (NT$)

4. Whether there are material events under Article 4 of the 'TSEC Procedures for Verification and Public Disclosure of Material Information by Listed Companies': No 5. Whether there is a press conference required under Article 11 of the same procedures: No 6. Complete financial information is available on the Public Information Observation Station via the following paths: (1) Recent revenue and profit/loss: Basic Information > 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 Income Statement (4) Historical profit/loss (voluntary self-compiled): Operations Overview > Self-Compiled Earnings Announcement 7. Other Notes: The Company’s operations are normal. Stock price movements in the centralized market are determined by free market mechanisms and are unrelated to the Company.