Yihang Announces Additional Endorsement Guarantees to Subsidiaries Exceeding NT$30 Million

1. Factual Date: 115/07/23

2. Endorsed Entities: (1) Company Name: First Steamship S. A. (2) Relationship with Guarantee Provider: Directly 100% owned subsidiary of the company (3) Guarantee Limit (in thousand NT$): 22,555,569 (4) Previous Guarantee Balance (in thousand NT$): 559,773 (5) Amount of New Guarantee (in thousand NT$): 97,463 (6) Guarantee Balance as of Factual Date (in thousand NT$): 657,236 (7) Actual Amount Drawn by the Guaranteed Company (in thousand NT$): 295,811 (8) Reason for New Guarantee: Loan Guarantee

(1) Company Name: Shin Sheng Yang Development Co., Ltd. (2) Relationship with Guarantee Provider: Directly 55% owned subsidiary of the company (3) Guarantee Limit (in thousand NT$): 22,555,569 (4) Previous Guarantee Balance (in thousand NT$): 1,188,370 (5) Amount of New Guarantee (in thousand NT$): 40,000 (6) Guarantee Balance as of Factual Date (in thousand NT$): 1,228,370 (7) Actual Amount Drawn by the Guaranteed Company (in thousand NT$): 369,922 (8) Reason for New Guarantee: Loan Guarantee

3. Collateral Provided by the Guaranteed Companies: (1) Description: First Steamship S. A.: None Shin Sheng Yang Development Co., Ltd.: Promissory note for the same amount (2) Value (in thousand NT$): 40,000

4. Latest Financial Statements of the Guaranteed Companies: (1) Capital (in thousand NT$): 2,200,503 (2) Accumulated Profits/Losses (in thousand NT$): 523,952

5. Conditions for Release of Guarantee Liability: (1) Condition: Repayment of loan (2) Date: As per contract terms

6. Total Endorsement Guarantee Limit (in thousand NT$): 37,592,615

7. Total Guarantee Balance as of Factual Date (in thousand NT$): 5,851,246

8. Ratio of Guarantee Balance to the Parent Company's Net Equity in Latest Financial Statements: 77.82%

9. Combined Ratio of Guarantee Balance, Long-Term Investments, and Loans to Others to Net Equity: 71.54%

10. Other Matters to be Disclosed: None