GSC — AGM Information 2025

Jul 8, 2025

Gigastorage Corporation

2025 Annual General Shareholders’ Meeting Notice (Summary Translation)

• I. * Meeting Time: 9:30 a.m. on Friday , June 27, 2025 * Meeting Venue: No. 3, Gongye 1st Rd., Hukou Township, Hsinchu County 303, Taiwan (R.O.C.)

The registration time of the annual Shareholders’ Meeting will begin at 9:00 a.m.; The registration place is the same as the meeting venue.

• II. Meeting Agenda:

  • (I) Report Items:

    1. The 2024 Business Report

    2. The 2024 Audit Committee's Review Report

    3. The Implementation Report of Strengthening a Business Plan

    4. Remuneration to Directors Report of 2024

  • (II) Approval Items:

    1. The Company’s 2024 Business Report and Financial Statements

    2. 2024 Deficit Compensation Proposal

  • (III) Discussion Items Amendment to the “Articles of Incorporation”.

  • (IV) Extraordinary Motions

• III. If there are issues related to Article 172 of the Company Act in the main contents of the annual shareholder’s meeting, shareholders can find the details from the Market Observation Post System (MOPS)(https://mops.twse.com.tw).The website path is as follow: Basic information → Electronic books → Shareholders’ meetings → Reference materials for the shareholders’ meetings.

• IV. In accordance with Article 165 of the Company Act, transfer of shares of the Company shall be suspended from April 29, 2025 through June 27, 2025.

• V. The Company will compile and post a general list of information on calls for proxies, if any, by May 27, 2025, on the Securities & Futures Institute website (http://free.sfib.org.tw). Investors may conduct search for the information by logging on the above site. The Stock Transfer Agency Department of Taishin Securities Co., Ltd. will certify the tally of proxies.

• VI. Except for the public announcements on Market Observation Post System, the Attendance Cards and the Proxies are enclosed. Shareholders, who decide to attend the meeting in person, please sign or stamp on the Attendance Card (the 3rd paper) and bring it to the meeting venue. Shareholders, who decide to attend the meeting by proxy, please sign or stamp on the Proxy and fill in the form of the name and address of the proxy by yourself, and send it to the Taishin Securities stock transfer agency department, five days before the meeting for the sake of sending the Attendance Card to the proxy.

• VII. Shareholders can exercise their voting rights electronically during the period from May 28, to June 24, 2025. Please visit the electronic voting platform of TDCC STOCKVOTE (https://www.stockvote.com.tw) and follow the instructions. [Website:

https://www.stockvote.com.tw]

• VIII. Participants in the shareholders meeting are requested to bring identification documents for inspection.

• IX. We would appreciate it if you could acknowledge receipt of this letter.

Sincerely,

Board of Directors,

GIGASTORAGE CORPORATION