On behalf of China subsidiary to announce fund raising plan.

1.Date of occurrence of the event:2023/05/31
2.Method of the current increase (decrease) in investment:
Subsidiary (Kunshan) increased capital in its 100% owned subsidiary
(Zhongshan), in mainland China.
3.Amount, unit price, and total monetary amount of the transaction:
RMB649,959,210.
4.Company name of the mainland Chinese investee: EMC (Zhongshan)
5.Paid-in capital of aforementioned mainland Chinese investee:
NTD615,090 thousand.
6.Amount of capital increase currently planned for the aforementioned
mainland Chinese investee:RMB649,959,210.
7.Main businesses of the aforementioned mainland Chinese investee:
Operate the production and sales of copper foil substrates and prepreg
sheets
8.Type of CPA opinion in the latest annual financial statements of the
aforementioned mainland Chinese investee:Unqualified opinion.
9.Total equity of the aforementioned mainland Chinese investee in the latest
annual financial statements:RMB697,190,597.47.
10.Amount of profit/loss of the aforementioned mainland Chinese investee in
the latest annual financial statements: RMB443,887,888.85.
11.Amount of actual investment in the aforementioned mainland Chinese
investee, up to the present moment:NTD440,613 thousand.
12.Trading counterparty and its relationship with the Company:
100% long-term equity investment.
13.Where the trading counterparty is a related party, announcement shall
also be made of the reason for choosing the related party as trading
counterparty and the identity of the previous owner, its relationship with
the Company and the trading counterparty, and the previous date and monetary
amount of transfer:Not applicable.
14.Where an owner of the underlying assets within the past five years has
been a related party of the Company, the announcement shall also include the
date and price of acquisition and disposal by the related party, and its
relationship with the Company at the time of the transaction:Not applicable.
15.Profit (or loss) upon disposal:Not applicable.
16.Terms of delivery or payment (including payment period and monetary
amount), restrictive covenants in the contract, and other important terms
and conditions:Not applicable.
17.The manner in which the current transaction was decided, the reference
basis for the decision on price, and the decision-making unit:
Approved by board of directors of subsidiary.
18.Broker:Not applicable.
19.Concrete purpose of the acquisition or disposal:Long term equity
investment.
20.Any dissenting opinions of directors to the present transaction:None
21.Whether the counterparty of the current transaction is a related party:
Not applicable.
22.Date of the board of directors resolution:2023/05/31
23.Date of ratification by supervisors or approval by
the Audit Committee:NA
24.Total amount of investment in mainland China (including the current
investment) approved by the Investment Commission, up to the present moment:
NTD10,958,800 thousand.
25.Ratio of the total amount of investment in mainland China (including the
current investment) approved by the Investment Commission, up to the present
moment, to the paid-in capital on the latest financial statements:329%
26.Ratio of the total amount of investment in mainland China (including the
current investment) approved by the Investment Commission, up to the present
moment, to the total assets on the latest financial statements:24%
27.Ratio of the total amount of investment in mainland China (including the
current investment) approved by the Investment Commission, up to the present
moment, to equity attributable to owners of the parent on the latest
financial statements:55%
28.Total amount of actual investment in mainland China, up to the present
moment:NTD1,710,734 thousand.
29.Ratio of the total amount of actual investment in mainland China, up to
the present moment, to the paid-in capital on the latest financial
statements:51%
30.Ratio of the total amount of actual investment in mainland China, up to
the present moment, to the total assets on the latest
financial statements:4%
31.Ratio of the total amount of actual investment in mainland China, up to
the present moment, to equity attributable to owners of the parent on the
latest financial statements:9%
32.Amount of recognized profit (loss) on investment in mainland China for
the last three years:
2020：NTD3,819,054 thousand.
2021：NTD5,298,859 thousand.
2022：NTD4,703,244 thousand.
33.Amount of profit remitted back to Taiwan for the last
three years:
2020：NTD3,327,861 thousand.
2021：NTD2,151,776 thousand.
2022：NTD3,295,244 thousand.
34.Whether the CPA issued an unreasonable opinion regarding the current
transaction:Not applicable
35.Name of the CPA firm:Not applicable
36.Name of the CPA:Not applicable
37.Practice certificate number of the CPA:Not applicable
38.Any other matters that need to be specified:None