Weihwa Science and Technology Announces Endorsement and Guarantee Matters per Article 25, Paragraphs 1, Items 3 and 4 of the Handling Rules for Loans and Endorsements by Publicly Listed Companies

1. Factual Date: 115/08/05

2. Details of Endorsed Entities:

(1) Company Name: Siwei Technology Co., Ltd. (2) Relationship with Guarantor: A wholly-owned subsidiary indirectly held by the company. (3) Guarantee Limit (in thousand NTD): 811,223 (4) Previous Guarantee Balance (in thousand NTD): 80,000 (5) Amount of New Guarantee This Time (in thousand NTD): 15,000 (6) Guarantee Balance as of Factual Date (in thousand NTD): 95,000 (7) Actual Drawdown Amount by Endorsed Company (in thousand NTD): 0 (8) Reason for New Guarantee: The bank's credit line is expiring, and the company plans to renew the contract in conjunction with overall group operations.

(1) Company Name: Weihwa Electronics Technology (Shanghai) Co., Ltd. (2) Relationship with Guarantor: A wholly-owned subsidiary indirectly held by the company. (3) Guarantee Limit (in thousand NTD): 811,223 (4) Previous Guarantee Balance (in thousand NTD): 95,550 (5) Amount of New Guarantee This Time (in thousand NTD): 161,550 (6) Guarantee Balance as of Factual Date (in thousand NTD): 257,100 (7) Actual Drawdown Amount by Endorsed Company (in thousand NTD): 0 (8) Reason for New Guarantee: The bank's credit line is expiring, and the company plans to renew and adjust the limit as part of overall group operations.

3. Collateral Provided by Endorsed Companies:

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

4. Latest Financial Statement Information of Endorsed Companies:

(1) Capital (in thousand NTD): 235,065 (2) Accumulated Profit/Loss (in thousand NTD): -292,955

5. Conditions for Release from Guarantee Liability:

(1) Conditions: As stipulated in the contract (2) Date: As stipulated in the contract

6. Total Guarantee Limit (in thousand NTD): 1,297,956

7. Total Guarantee Balance as of Factual Date (in thousand NTD): 352,100

8. Ratio of Guarantee Balance to Net Equity of the Publicly Listed Company Based on Latest Financial Statements: 21.70%

9. Combined Ratio of Guarantee, Long-Term Investment, and Fund Lending Balances to Net Equity of the Publicly Listed Company: 41.63%

10. Other Matters to be Disclosed:

(1) Capital of Endorsed Companies in Latest Financial Statements (in thousand NTD): 235,065 - Siwei Technology Co., Ltd.: NTD 30,000 thousand - Weihwa Electronics Technology (Shanghai) Co., Ltd.: NTD 205,065 thousand

(2) Accumulated Profit/(Loss) of Endorsed Companies in Latest Financial Statements (in thousand NTD): -292,955 - Siwei Technology Co., Ltd.: NTD -7,769 thousand - Weihwa Electronics Technology (Shanghai) Co., Ltd.: NTD -285,186 thousand

(3) Explanation of Current Changes: - Weihwa Science and Technology (the Company) renews endorsement guarantee for its subsidiary Siwei Technology for NTD 15,000 thousand. - Weihwa Science and Technology (the Company) renews endorsement guarantee for its subsidiary Weihwa Electronics Technology (Shanghai), increasing the original limit from USD 3,000 thousand to USD 5,000 thousand.

(4) Cumulative impact due to renewal causing double counting: NTD 15,000 thousand and USD 3,000 thousand (approximately NTD 96,930 thousand), totaling approximately NTD 111,930 thousand.