6550 Polaris Pharma-KY Announces Intercompany Loans to Subsidiaries

Release Date: July 2, 2026 Statement Date: July 1, 2026 Statement Time: 17:00:53 Company Code: 6550 Company Name: Polaris Pharma-KY

Subject: This company announces in accordance with Article 22, Paragraph 1, Clause 3 of the Regulations Governing Loans, Guarantees, and Endorsements by Publicly Issued Companies.

Applicable Clause: Clause 23 Factual Date: July 1, 2026

Details:

1. Factual Date: 07/01/2026

2. Recipient of Funds:

(1) Company Name: Di-Rui Pharmaceutical (Chengdu) Co., Ltd. (2) Relationship to Lending Company: Subsidiary directly or indirectly 100% owned by the company (3) Loan Limit (in thousand NTD): 480,000 (4) Previous Loan Balance (in thousand NTD): 0 (5) Amount of New Loan (in thousand NTD): 414,050 (6) Is this a loan authorized by the board for the chairman to disburse in installments or on a revolving basis to the same recipient?: Yes (7) Loan Balance as of Factual Date (in thousand NTD): 414,050 (8) Reason for New Loan: To meet the subsidiary’s short-term funding needs

(1) Company Name: Lin-Yang Biotech Pharmaceutical Co., Ltd. (2) Relationship to Lending Company: Subsidiary directly or indirectly 100% owned by the company (3) Loan Limit (in thousand NTD): 480,000 (4) Previous Loan Balance (in thousand NTD): 0 (5) Amount of New Loan (in thousand NTD): 414,050 (6) Is this a loan authorized by the board for the chairman to disburse in installments or on a revolving basis to the same recipient?: Yes (7) Loan Balance as of Factual Date (in thousand NTD): 414,050 (8) Reason for New Loan: To meet the subsidiary’s short-term funding needs

3. Collateral Provided by Recipient:

(1) Description: None (2) Value (in thousand NTD): 0

4. Latest Financial Statement of Recipient:

(1) Capital (in thousand NTD): 3,775,491 (2) Accumulated Deficit (in thousand NTD): -3,121,537

5. Interest Calculation Method: To be determined based on prevailing interest rates at the time of actual borrowing

6. Repayment Terms:

(1) Conditions: Full repayment upon maturity (2) Due Date: Within one year from the borrowing date

7. Total Loan Balance as of Factual Date (in thousand NTD): 923,650

8. Ratio of Total Loan Balance to Net Equity of the Publicly Issued Company (based on latest financials): 19.24%

9. Source of Loaned Funds: Parent Company

10. Other Matters to be Disclosed: None