OUCC — AGM Information 2026

Apr 17, 2026

OUCC

東聯化學股份有限公司

Oriental Union Chemical Corporation

2026 Annual General Shareholders' Meeting(AGM)

(Translation)

| Meeting type: | A hybrid shareholders' meeting
(Physical shareholders' meeting with the assistance of video conference) |
| --- | --- |
| Time: | 9:00 am, Tuesday, May 19, 2026 (Taipei time) |
| Place: | Auditorium of GIS MOTC Convention Center, 5F, No. 24, Hangzhou S. Rd., Section 1, Taipei, Taiwan |
| E-meeting platform: | TTaiwan Depository & Clearing Corporation (TDCC) / eVoting
(https://stockservices.tdcc.com.tw) |
| Company's agent: | Stock Transfer Agent Department of Oriental Securities
13F, No. 16, Xinzhan Rd., Banqiao Dist., New Taipei City, Taiwan, R.O.C.
Tel: 886-02-77531699
Website: https://www.osc.com.tw |

1. Meeting Agenda

• Reporting Items:
• 2025 Business Report
• 2025 Financial Statements
• The Audit Committee's review report on 2025 Business Report and Financial Statements

• The Company's subsequent valuation report of investment properties adopting the fair value model

• Approval Items:

• To accept 2025 Business Report and Financial Statements

• To approve the proposal for 2025 deficit offset

• Extemporary Motions

• Relevant Matters regarding the Convening of Hybrid Shareholders' Meetings:

(1) Shareholders who attend the virtual meeting may cast their votes on various proposals and elections via the virtual meeting platform after the chairman declares the meeting has convened and shall complete the casting prior to the moment when the chairman declares the closing of the voting session or otherwise shall be deemed to abstain from voting. Shareholders may also raise their questions in text form on the virtual meeting platform. No more than two questions for the same proposal may be raised and each question shall contain no more than 200 words. Please check the TDCC website.

(2) Shareholders who intend to attend the virtual meeting must register on the TDCC Stockservices Platform (To whom with mobile device can scan the QR Code on Page 1) between April 18, 2026 to May 16, 2026, and sign in the Platform 30 minutes prior to the start of the meeting. Shareholders who complete the registration process will be deemed to attend the shareholders' meeting in person. Proxy agents who wish to attend the virtual meeting should complete the "Proxy Agent Registration Form for Participation in Annual General Shareholders' Meeting via Virtual Meeting" and submit it to the Company's Stock Transfer Agent Department of Oriental Securities by 4:00 PM on May 15, 2026, for registration and record purposes.

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(3) For more questions regarding registration or connection of the virtual meeting, please contact 02-7753-1699 (the Company's agent Oriental Securities) or 02-2514-1288 (TDCC). The Company cannot be responsible for poor internet connection, delays, failure to connect to live broadcasts, raise questions or cast votes on the day of the shareholders' meeting due to issues on the internet or related equipment used by the shareholder. Shareholders who have doubts are advised to cast their votes electronically in advance, or attend the shareholders' meeting in person.

1. To postpone or resume a shareholders' meeting:

(1) Shareholders who do not register to attend the original virtual shareholders' meeting may not attend the postponed or resumed meeting.

(2) If there are factors as to natural disasters, accidents or other force majeure events which have led the operation of the virtual meeting platform or the participation via virtual meetings to be obstructed for more than 30 minutes, the Company will proceed the shareholders' meeting rather than postpone to another date when the total shares owned by the shareholders who present (after deducting the shares of shareholders that attend via virtual meeting platform) reach the legal quorum. Shareholders, solicitors, and proxies participating via virtual meeting will be counted towards the total number of shareholders present but will be deemed to have abstained from voting on the proposals for this meeting. In such a situation, shareholders may contact the Company's agent, Oriental Securities for assistance (Tel: 02-7753-1699).

(3) If the voting results of all proposals are already announced while as the abovementioned situation occurs, as long as there are no Extempore motions, the Chairperson may announce the meeting adjournment.

The English version is the translation of the Chinese version and if there is any discrepancy between this English translation and the Chinese text of this document, the Chinese text shall prevail.

The meeting handbook is available at https://mops.twse.com.tw/mops/web/t57sb01_q5

If you would like to obtain a hard copy of the meeting handbook, please email to ir@oucc.com.tw, or write to

Attn: IR team

Oriental Union Chemical Corporation

13thFl., 101, Fu-Hsing N. Rd. Taipei 105, Taiwan R.O.C.

(+886-2-2719-3333)