Xiamen Jihong Co., Ltd — Proxy Solicitation & Information Statement 2026

May 11, 2026

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this notice, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this notice.

XIAMEN JIHONG CO., LTD

廈門吉宏科技股份有限公司

(a joint stock company incorporated in the People's Republic of China with limited liability)

(Stock Code: 2603)

NOTICE OF 2026 SECOND EXTRAORDINARY GENERAL MEETING

NOTICE IS HEREBY GIVEN THAT the 2026 second extraordinary general meeting (the “2026 Second EGM”) of Xiamen Jihong Co., Ltd (廈門吉宏科技股份有限公司) (the “Company”) will be held at 38th Floor, Yuzhou Plaza, No. 55, Hubin South Road, Siming District, Xiamen, the PRC at 2:30 p.m. on Thursday, June 4, 2026 to consider and, if thought fit, approve the following resolutions.

Unless otherwise defined, capitalized terms used in this notice shall have the same meanings as those defined in the circular of the Company dated May 12, 2026 (the "Circular").

ORDINARY RESOLUTION

To consider and, if thought fit, pass, with or without modifications, the following resolution as an ordinary resolution:

1. To consider and approve the resolution regarding the increase to the estimated guarantee amount provided to controlled subsidiaries.

For and on behalf of the Board

Xiamen Jihong Co., Ltd

ZHUANG Hao

Executive Director and Chairwoman

Hong Kong, May 12, 2026

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Notes:

1. Pursuant to Rule 13.39(4) of the Listing Rules, votes of the shareholders at the 2026 Second EGM shall be taken by poll except where the chairman of the 2026 Second EGM, in good faith, decides to allow a resolution which relates purely to a procedural or administrative matter to be voted by a show of hands.

2. Any shareholder entitled to attend and vote at the 2026 Second EGM is entitled to appoint one or more than one proxy to attend and vote on his/her behalf. A proxy needs not be a member of the Company.

3. To be valid, the form of proxy and the power of attorney or other authority, if any, under which it is signed or a notarially certified copy of such authority, must be deposited at the Company’s H share registrar, Computershare Hong Kong Investor Services Limited, at 17M Floor, Hopewell Centre, 183 Queen’s Road East, Wanchai, Hong Kong as soon as possible and in any event not less than 24 hours before the time for holding of the meeting or any adjournment thereof.

4. Shareholders or their proxies shall present proofs of identities when attending the 2026 Second EGM.

5. The holders of A Shares and H Shares will vote as one class of Shareholders. The register of holders for H Shares will be closed from June 1, 2026 to June 4, 2026 (both days inclusive), during which no transfer of Shares will be effected. The holders of H Shares whose names appear on the register of members of the Company on June 4, 2026 will be entitled to attend and vote at the 2026 Second EGM. In order to attend and vote at the 2026 Second EGM, all transfers accompanied by relevant share certificates must be lodged with the Company’s H Share Registrar, Computershare Hong Kong Investor Services Limited, at Shops 1712–1716, 17th Floor, Hopewell Centre, 183 Queen’s Road East, Wanchai, Hong Kong not later than 4:30 p.m. on May 29, 2026.

6. Shareholders or their proxies attending the 2026 Second EGM are responsible for their own transportation and accommodation expenses.

As at the date of this announcement, the Board comprises of Ms. ZHUANG Hao as the chairwoman of the Board and executive Director; Mr. ZHANG Heping, Mr. ZHUANG Shu and Mr. LU Tashan as executive Directors; Ms. BAI Xueting as employee representative Director; and Dr. ZHANG Guoqing, Professor Alfred SIT Wing Hang, Mr. TANG Yi Hoi, and Mr. CAI Qinghui as independent non-executive Directors.