SEETEL — Proxy Solicitation & Information Statement 2026

May 25, 2026

Stock Code: 7740

SEETCL

SEETEL NEW ENERGY Co., LTD.

Notice of

2026 Annual Shareholders' Meeting

1. The 2026 Annual General Meeting of Shareholders (the "Meeting") of SEETEL NEW ENERGY Co., LTD. (the "Company") will be convened at 09:00 a.m. on Thursday, June 25, 2026 at Meeting Room 2, 11th Floor, Conference Center, Importers and Exporters Association of Taipei (No. 350, Songjiang Rd., Zhongshan Dist., Taipei City, Taiwan). Shareholder registration will begin at 08:30 a.m. at the same venue.

The agenda for the Meeting is as follows:

(1) Company Reports

1. 2025 Business Report
2. Audit Committee’s Review Report on the 2025 Financial Statements
3. Report on the Distribution of 2025 Directors' Remuneration and Employees' Compensation

(2) Proposals

1. Adoption of the 2025 Business Report and Financial Statements
2. Adoption of the Proposal for 2025 Earnings Distribution

(3) Discussion

1. Proposal for Capitalization of 2025 Earnings through Issuance of New Shares
2. Proposal to Lift the Non-Compete Restrictions on Directors and Their Representatives

(4) Questions and Motions

1. The proposed appropriation of the Company’s earnings for 2025, as resolved by the Board of Directors, is summarized as follows:

(1) Cash dividends: NT$109,060,000, representing NT$2.05 per share.
(2) Stock dividends: A total of 6,800,000 new shares to be distributed to shareholders, representing NT$1.27819549 per share (equivalent to 127.81954887 shares for every 1,000 shares held).

1. Pursuant to Article 165 of the Company Act, the Company hereby closes the share transfer registration from April 27, 2026 to June 25, 2026.

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1. Major proposals for the Meeting, as required under Article 172 of the Company Act, will be disclosed on the Market Observation Post System (MOPS) [Website: https://mopsplus.twse.com.tw].

Please go to the "Single Company" section, select "Download Electronic Documents" → "Annual Reports and Shareholders' Meeting Materials," enter the Company code (or abbreviation) and fiscal year, then click on either "Agenda Handbook and Supplementary Materials" or "Reference Materials for Proposals" to access relevant documents.

1. In addition to the disclosure on MOPS, this notice is delivered along with the shareholder meeting notice, proxy form, and attendance card. If you appoint a proxy to attend, please complete the proxy form and attendance card, and return them to the Company's stock affairs agent, Affair Agency Department of Horizon Securities Co., Ltd., no later than five days (June 18, 2026) before the meeting date. Once verified, the agent will affix a seal and return the card to the proxy holder for check-in and attendance. Shareholders attending in person are requested to bring the first copy (duly signed or sealed) of the attendance card for registration at the meeting venue.

2. Shareholders, solicitors, and entrusted proxy representatives shall bring their identification documents for verification when attending the shareholders' meeting.

3. If there is solicitor information, the Company will prepare a summary of solicitor data and disclose it on the Information on the Securities and Futures Institute website on May 25 2026. Investors may access the information by directly entering the URL: https://free.sfi.org.tw and using the "Proxy Form Free Query System," entering the search criteria.

4. Shareholders may exercise their voting rights electronically for this shareholders' meeting. The voting period is from May 26, 2026, to June 22, 2026. Please log in to the "Shareholder e-Service" webpage of Taiwan Depository & Clearing Corporation and vote according to the instructions provided (URL: https://stockservices.tdcc.com.tw).

5. The verification of statistic for the proxy of the shareholders' meeting is the Department of Shareholders' Service of HORIZON SECURITIES CO., LTD.

6. Please note the aforementioned details for your reference.