【Quanta】Announcement of Loans to Subsidiaries Reaching Threshold under Article 22, Paragraph 1, Clause 3 of the 'Guidelines for Loans, Guarantees, and Endorsements by Publicly Issued Companies'

1. Date of Event: August 5, 115 (2026)

2. Information Regarding Entities Receiving Loans:

(1) Company Name: Youkang Electronics Co., Ltd. (2) Relationship with Lending Company: Subsidiary in which the Company directly holds 100% of voting shares (3) Loan Limit (in thousand NTD): 13,461,082 (4) Previous Loan Balance (in thousand NTD): 1,500,000 (5) Amount of New Loan Extended This Time (in thousand NTD): 1,500,000 (6) Whether the Board Authorized the Chairman to Make Multiple Disbursements or Revolving Loans to the Same Borrower: Yes (7) Loan Balance as of the Event Date (in thousand NTD): 3,000,000 (8) Reason for the New Loan: Repayment of borrowings and short-to-long-term investments.

(1) Company Name: Gaoxiao Electronics Co., Ltd. (2) Relationship with Lending Company: Subsidiary in which the Company indirectly holds 100% of voting shares (3) Loan Limit (in thousand NTD): 13,461,082 (4) Previous Loan Balance (in thousand NTD): 350,000 (5) Amount of New Loan Extended This Time (in thousand NTD): 350,000 (6) Whether the Board Authorized the Chairman to Make Multiple Disbursements or Revolving Loans to the Same Borrower: Yes (7) Loan Balance as of the Event Date (in thousand NTD): 700,000 (8) Reason for the New Loan: Repayment of borrowings and short-to-long-term investments.

(1) Company Name: Guangsheng Investment Co., Ltd. (2) Relationship with Lending Company: Subsidiary in which the Company indirectly holds 100% of voting shares (3) Loan Limit (in thousand NTD): 13,461,082 (4) Previous Loan Balance (in thousand NTD): 300,000 (5) Amount of New Loan Extended This Time (in thousand NTD): 300,000 (6) Whether the Board Authorized the Chairman to Make Multiple Disbursements or Revolving Loans to the Same Borrower: Yes (7) Loan Balance as of the Event Date (in thousand NTD): 600,000 (8) Reason for the New Loan: Repayment of borrowings and short-to-long-term investments.

(1) Company Name: Qunjing Electric Power Co., Ltd. (2) Relationship with Lending Company: Subsidiary in which the Company indirectly holds 100% of voting shares (3) Loan Limit (in thousand NTD): 13,461,082 (4) Previous Loan Balance (in thousand NTD): 200,000 (5) Amount of New Loan Extended This Time (in thousand NTD): 200,000 (6) Whether the Board Authorized the Chairman to Make Multiple Disbursements or Revolving Loans to the Same Borrower: Yes (7) Loan Balance as of the Event Date (in thousand NTD): 400,000 (8) Reason for the New Loan: Repayment of borrowings and short-to-long-term investments.

3. Collateral Provided by Borrowing Companies:

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

4. Latest Financial Statements of Borrowing Companies:

(1) Capital (in thousand NTD): 1,027,600 (2) Accumulated Profits/Losses (in thousand NTD): 263,658

5. Interest Calculation Method: Annual interest rate of 0.75%

6. Repayment Terms:

(1) Conditions: Lump-sum repayment at maturity (2) Date: Lump-sum repayment at maturity

7. Total Loan Balance as of the Event Date (in thousand NTD): 22,746,271

8. Ratio of Total Loan Balance to Net Assets on the Most Recent Financial Statement of the Publicly Issued Company: 50.69%

9. Source of Funds for Loans to Others: Parent company

10. Other Matters to be Disclosed:

Youkang Electronics Co., Ltd.: Capital 900,000 (thousand NTD), Accumulated Profits 202,814 (thousand NTD) Gaoxiao Electronics Co., Ltd.: Capital 46,600 (thousand NTD), Accumulated Profits 127,991 (thousand NTD) Guangsheng Investment Co., Ltd.: Capital 80,000 (thousand NTD), Accumulated Losses -9,952 (thousand NTD) Qunjing Electric Power Co., Ltd.: Capital 1,000 (thousand NTD), Accumulated Losses -57,195 (thousand NTD) The previous loan facility will expire on August 21, 115 (2026).