2026/9/24 To announce in accordance with the provisions of the Regulations Governing Loaning of Funds and Making of Endorsements/Guarantees by Public Companies

1.Date of occurrence of the event:2026/09/24

2.For the company for whom the endorsements /guarantees were made(1)Company name(2)Its relationship with the Company providing endorsements/ guarantees(3)The ceiling on the endorsements/ guarantees (thousand NTD)(4)The original amount of endorsements/guarantees (thousand NTD)(5)the amount of the current additional endorsements/guarantees (thousand NTD)(6)The amount of endorsements/guarantees as of the dateof occurrence (thousand NTD)(7)The actual loaned amount of the company for whom endorsements/ guarantees were made (thousand NTD)(8)The reason for the current additional endorsements/guarantees: I.Company name: Tianjin Chase Sun Jiandakang Pharmaceutical Technology Co., Ltd. IIThe relationship with the Company providing endorsement/guarantee: A reinvestment enterprise in which the Company holds 80.91% equity III.Upper limit of the endorsement/guarantee (in thousand NT$): 697,848 IV.The remaining balance of original endorsement/guarantee (in thousand NT$): 158,750 V.The amount of new newly added endorsement/guarantee this time (in thousand NT$): 120,650 VI.The remaining balance of endorsement/guarantee as of the date of occurrence (in thousand NT$): 279,400 VIIThe actual amount used by the endorsed/guaranteed company (in thousand NT$): 139,293 VIIIReasons for the newly added endorsement/guarantee this time: The guarantee required to apply for a loan (financing) from financial institutions due to operational needs

3.For collaterals provided by the company for whom the endorsements/guarantees were made, the (1)Content(2)Value (thousand NTD): Contents: To provide a fixed term deposit of US$ 3.8million Value (in thousand NT$):120,650

4.For the latest financial statements of the company for whom the endorsements/guarantees were made, the (1)Capital (thousand NTD)(2)Cumulative gains/losses (thousand NTD): Capital (in thousand NT$):393,322 Accumulated amount of profit and loss (in thousand NT$):-470,182

5.For termination of endorsement/guarantee obligations, the (1)Condition(2)Date: Conditions: Pay off all bank loans or terminate the contract Date:The expiration date of the credit contract or the repayment date of bank loan of the company endorsed/guaranteed

6.The total amount of the ceiling on endorsements/ guarantees (thousand NTD):930,464

7.The total amount of endorsements/guarantees as of the date of occurrence (thousand NTD):279,400

8.The amount of endorsements/guarantees provided by A as a percentage of the public company’s net worth on the latest financial report as of the date of occurrence:12.01

9.The aggregate amount of long-term investments, endorsements/guarantees, and monetary loans extended to others as a percentage of the public company’s net worth on the latest financial statements:32.78

10.Any other matters that need to be specified: The endorsement/guarantee limit at the end of the current period comprises the USD 5 million facility approved by the Board of Directors on August 26, 2025 (under which borrowings drawn down have not yet been fully repaid and are expected to mature and be settled in October 2026), as well as the USD 3.8 million facility approved by the Board of Directors in this meeting. Additionally, regarding the USD 5.1 million endorsement/guarantee facility approved by the Board of Directors on August 25, 2026, the Board has resolved in this meeting to cancel such facility in response to adjustments in actual credit planning. The net worth mentioned above is based on the most recent financial statements audited or reviewed by certified public accountants.

(2)The exchange rate of US$ to NT$: 31.75