Subject: Subsidiary, Hyield Venture Capital Co., Ltd. obtaining Churchill Capital Corp XI Shares

Contents:

1.Name and nature of the underlying security (if preferred shares, the terms and conditions of issuance shall also be indicated, e.g., dividend yield):

Churchill Capital Corp XI； Common Shares

2.Date of occurrence of the event:2026/07/15

3.No., unit price, and monetary amount of the transaction:

Number of shares:900,000 shares

Price per share: USD 10 per share

Total transaction amount: USD 9,000,000

4.Counterparty to the trade and its relationship to the company (if the trading counterparty is a natural person and not a related party of the company, its name is not required to be disclosed):

Cash investment is not applied; None

5.Where the counterparty to the trade is a related party, an announcement shall also be made of the reason for choosing the related party as trading counterparty and the identity of the previous owner, including its relationship with the company and the trading counterparty, the price of the ownership transfer, and date of transfer: NA

6.Where the owner of the underlying securities within the past five years has been a related party of the company, an announcement shall also include the dates and prices of acquisition and disposal by the related party and its relationship with the company at the time: NA

7.Matters related to the creditor's rights currently being disposed of (including type of collateral of the disposed creditor's rights; if the creditor's rights are creditor's rights over a related party, the name of the related party and the book amount of such creditor's rights currently being disposed of must also be announced):NA

8.Profit (or loss) from the disposal (not applicable in cases of acquisition of securities) (where originally deferred, the status or recognition shall be stated and explained):NA

9.Terms of delivery or payment (including payment period and monetary amount), restrictive covenants in the contract, and other important stipulations: According to the Partnership Agreement

10.The manner in which the current transaction was decided, the reference basis for the decision on price, and the decision-making unit:

Negotiation；Board approval

11.Net worth per share of company of the underlying securities acquired or disposed of:

NTD 229.33

12.The discrepancy between the reference price of private placement company and the transaction amount per share is 20 percent or more: NA

13.Current cumulative no., amount, and shareholding ratio of the securities being traded (including the current transaction) as of the date of occurrence and status of any restriction of rights (e.g.,pledges):

Cumulative amount held:900,000 shares

Cumulative monetary amount held: USD 9,000,000

Shareholding percentage:0.3%

Status of any restriction of rights (e.g.pledges): None

14.Privately placed securities (including the current transaction) as a percentage of total assets of the company and shareholder's equity of the parent company on the latest financial statements, and the operating capital on the latest financial statements as of the date of occurrence:

Ratio to total assets:0.14%,

Ratio to shareholder's equity:0.3%

Operating Capital: NTD -317,913,506,000

15.Broker and broker's fee: None

16.Concrete purpose or use of the acquisition or disposition:  Long Term Investment

17.Whether the directors expressed any objection to the present transaction: No

18.Whether the trading counterparty is a related party: No

19.Date of approval by board of directors:2026/07/15

20.Recognition date by supervisors or approval date by audit committee: NA

21.Whether the CPA issued an opinion on the unreasonableness of the current transaction: NA

22.Name of the CPA firm: NA

23.Name of the CPA:NA

24.License no.of the CPA:NA

25.Any other matters that need to be specified: None