Meeting Notice

1. The 2026 Annual General Shareholders' Meeting is determined to be held at 10:00 am, June 18 (Thursday), 2026 (admission starts from 9:30 am at the same place as the meeting), at No. 33, Ln. 277, Sec. 3, Changxing Rd., Luzhu Dist., Taoyuan City (1F Conference Room of the Company Office). Meeting Agenda: (1) Reports: 1. 2025 Business Report. 2. 2025 Audit Committee's Audit Report. 3. 2025 Distribution of Employee Compensation and Director Remuneration. 4. 2025 Distribution of Cash Dividends from Earnings. 5. The implementation of the Company's second share repurchase. (2) Ratifications: 1. Adoption of the 2025 Business Report and Financial Statements. 2. Adoption of the 2025 Earnings Distribution. (3) Discussions: 1. Proposal for the company to conduct a private placement of common shares in fiscal year 2026 for approval. (4) Extempore Motions.

2. The board of directors resolved to distribute cash dividends of NTD $0.5 per share.

3. Please refer to the attachment for detailed information regarding the Company's proposed private placement of common shares for fiscal year 2026.

4. Where the shareholders' meeting is held for any reason under Article 172 of the Company Act, for information on the major content thereof, please visit the Market Observation Post System (https://mops.twse.com.tw), click on Electronic Books\Shareholders' Meetings, and enter the Company's stock code (or abbreviated name) and year to get the meeting handbook and supplementary meeting materials, or the reference materials for shareholders' meeting proposals.

5. In accordance with Article 165 of the Company Act, the transfer of shares is hereby suspended from April 20, 2026 to June 18, 2026.

6. In addition to the announcements on MOPS, we enclose herewith a copy of the attendance card and proxy form for the shareholders' meeting. Please spare your time for the meeting. If you are attending the meeting in person, please fill in the third slip of the attendance card. There is no need to send it back; please bring it to the venue on the day of the meeting. If you are appointing a proxy to attend the

meeting, please fill in the fourth slip of the proxy form, fold it together with the other slips, and deliver it to the Company's stock affairs agent, Shareholder Services Department of Grand Fortune Securities Co., Ltd., at least 5 days before the scheduled date of the meeting. After verifying the information thereon, the agent will prepare the attendance card and send it to your proxy for attending the shareholders' meeting. If your proxy has not received the attendance card even one day before the meeting date, the proxy shall deal with the attendance matter at the venue on the meeting date with his/her identity document.

1. If a shareholder solicits the proxies, the Company will prepare a summary form of solicitor solicitation information and disclose it on the website of the Securities & Futures Institute (URL: https://free.sfi.org.tw) by May 18, 2026. Investors who wish to inquire may go directly to the "Free Enquiry System for Proxy Forms" website and enter the securities code.

2. The shareholders of this meeting may exercise their voting rights electronically from May 19, 2026 to June 15, 2026 by accessing the shareholder eVoting system (URL: https://stockservices.tdcc.com.tw) of Taiwan Depository and Clearing Corporation and following the relevant instructions.

3. The institution conducting statistics and verification for the proxies related to this shareholders' meeting is the Shareholder Services Department, Grand Fortune Securities Co., Ltd.

4. We would appreciate your cooperation.

Yours sincerely,

Board of Directors, Chime Ball Technology Co., Ltd.