Announcement on behalf of CTBC Capital Ltd., subscription of Taiwan Innovation Alliance Partners L.P. (tentative)(Supplementary to 2026/04/27 report)

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):
Taiwan Innovation Alliance Partners L.P.(tentative name); Private Equity Fund
2.Date of occurrence of the event:2026/04/28
3.No., unit price, and monetary amount of the transaction:
NA;NA;no more than NT$1,000,000
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):
CTBC Capital Ltd. will jointly serve as the general
partners of the private equity fund with other parties.
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:
Reason for choosing the related party as trading counterpart:
to get better investment return;
The identity of the previous owner: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:Subject to the Limited 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:
Subject to the Limited Partnership Agreement;
Approved by the board of directors
11.Net worth per share of company of the underlying securities acquired or
disposed of:NA
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):
Parent company (CTBC Holding): Does not hold any of the
securities involved in this transaction;
Parent company (CTBC Venture Capital): Does not hold any
of the securities involved in this transaction;
CTBC Capital Ltd.: Not applicable;
not exceeding NTD 1,000,000;
expected to represent 0.013%–0.0167% of the final
fundraising size; 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:0.01997%;
0.02476%;Operating capital：NA
15.Broker and broker's fee:NA
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:Yes
19.Date of approval by board of directors:2026/04/27
20.Recognition date by supervisors or approval date by audit committee:NA
The Company has no supervisors.
21.Whether the CPA issued an opinion on the unreasonableness of the current
transaction:No
22.Name of the CPA firm:iTrust Certified Public Accountant Firm
23.Name of the CPA:CHU CHIEN CHOU
24.License no.of the CPA:Number of Certificate：4147
25.Any other matters that need to be specified:No