Vitafoss-KY — Proxy Solicitation & Information Statement 2026

May 11, 2026

Yong Yi International Group Co., Ltd.
2026 Annual General Meeting of Stockholders
(Summary Translation)

Date and Time: 09:00 am, Thursday June 11, 2026

Venue: 3F., No. 631, Zhongzheng Rd., Zhonghe Dist., New Taipei City 235020, Taiwan
(R.O.C.) RSL Hotel Taipei Zhonghe North Hall

1. The agenda of this meeting is as follows:

(1) Matters to Report
i. 2025 Business Report.
ii. Audit Committee’s Report on the 2025 Financial Statements.
iii. 2025 Directors’ Remuneration Report.
iv. 2025 Related Party Transactions Report.
v. The Company's Accumulated Deficit Reaching One-Half of Paid-in Capital.

(2) Matters for Ratification
i. 2025 Business Report and Consolidated Financial Statements.
ii. 2025 Deficit Compensation.

(3) Matters for Discussion
i. Revise the Company's “Articles of Incorporation” to Portions of the Articles.
ii. Revise the Company's and Its Subsidiaries' “Procedures for Acquisition or Disposal of Assets” to Portions of the Articles.
iii. Revise the Company's and Its Subsidiaries' “Procedures for Lending Funds to Others” to Portions of the Articles.
iv. Release of Directors from Non-Competition Restrictions.

(4) Extemporary Motions

1. If the Company decides to hold a meeting under Checklist of Shareholders' Equity Protection Measures at Foreign Issuer’s Domicile, electronic files will be posted to the Market Observation Post System at https://emops.twse.com.tw. Please select “Shareholders’ Meetings” under the “Electronic Books” tab, enter the year, and click “GO” to find the meeting files corresponding to Company code.

2. The company will stop stock transfers from April 13, 2026 to June 11, 2026.

3. Please find enclosed the “Notice of Attendance” and “Proxy Statement.” If you intend to personally attend the meeting, please sign or place your seal in the “Registration Card” column. Shareholders may sign or place their seal in the “Proxy Statement” column to appoint a proxy to attend the meeting on his or her behalf and execute power of attorney

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in writing. Please fill in the "Proxy Statement" and deliver to the Company's securities agency, Grand Fortune Securities Co., Ltd. Transfer agent, at least five days prior to the Meeting.

1. If a proxy is solicited by the shareholder(s), the Company is required to compile details on the proxy solicitation parties and disclose such information on the Securities & Futures Institute (SFI) website (https://free.sfi.org.tw) no later than May 11, 2026. Shareholders can obtain information on the "Free proxy disclosure & related information system."

2. Shareholders may exercise his/her voting rights through electronic votes at the STOKEVOTE platform (https://www.stockvote.com.tw) of Taiwan Depository & Clearing Corporation (TDCC) during the period from May 12, 2026 to June 8, 2026.

3. The Transfer Agency Department of Grand Fortune Securities Co., Ltd. Is the proxy tallying and verification institution for this Annual meeting.

4. Please be advised and perform accordingly.

Board of Directors of Yong Yi International Group Co., Ltd.