HTC Announces Subsidiary Investment in Pinegrove Fund

1. Name and nature of the subject matter (if preferred shares, specify issuance terms such as dividend rate): SIF XII-Scale Cayman, L.P.

2. Date of occurrence: 115/06/15

3. Number of trading units, price per unit, and total transaction amount: Number of trading units: Not applicable Price per unit: Not applicable Total transaction amount: Not exceeding USD 18,000,000

4. Counterparty and its relationship with the company (if the counterparty is a natural person and not a related party of the company, name disclosure may be omitted): SIF XII-Scale Cayman, L.P.; unrelated party

5. If the counterparty is a related party, state the reason for selecting such party, the previous transferor, the relationship among the previous transferor, the company, and the counterparty, the previous transfer date, and the transfer amount: Not applicable

6. If the ownership of the subject matter was held by a related party of the company within the past five years, disclose the related party's acquisition and disposal dates, prices, and relationship with the company at the time: Not applicable

7. Matters related to the disposal of receivables (including types of collateral attached to the disposed receivables; if the disposed receivables are from related parties, disclose the names and book amounts): Not applicable

8. Gain (or loss) from disposal (not applicable for acquisition of securities; if deferred, provide a table showing recognition): Not applicable

9. Delivery or payment terms (including payment periods and amounts), contractual restrictions, and other important agreements: As stipulated in the contract

10. Decision-making method for the transaction, reference basis for price determination, and decision-making authority: As stipulated in the contract; processed according to the approval authority specified in the company's 'Procedures for Acquisition or Disposal of Assets'

11. Net asset value per share of the securities-issuing company: Not applicable

12. Difference between private placement reference price and per-share transaction price exceeding 20%: Not applicable

13. Cumulative number, amount, ownership percentage, and restricted rights (e.g., pledge status) of the securities held (including this transaction) to date: Cumulative number: Not applicable Cumulative amount: Not exceeding USD 18,000,000 Ownership percentage: Not applicable Restricted rights status: None

14. Proportion of private placement securities investment (including this transaction) to total assets and equity attributable to owners of the parent in the company's latest financial statements, and the amount of working capital in the latest financial statements: Percentage of total assets: 4.81% Percentage of equity attributable to owners of the parent: 6.74% Working capital amount: NT$ -7,051,317 thousand

15. Manager and brokerage fees: None

16. Specific purpose or use of the acquisition or disposal: Capital deployment

17. Dissenting opinions from directors regarding this transaction: None

18. Whether this transaction is a related-party transaction: No

19. Board approval date: Not applicable

20. Date of supervisor approval or audit committee consent: Not applicable

21. Whether the accountant issued a non-reasonable opinion on this transaction: No

22. Name of accounting firm: Yuan Ho United Certified Public Accountants

23. Name of accountant: Juan-Chiung Hua

24. Accountant's license number: Taiwan Ministry of Finance Certificate Registration (VI) No. 2719

25. Other explanatory matters: None