Hengxin Technology Ltd. — Proxy Solicitation & Information Statement 2025

Dec 12, 2025

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.

HENGXIN TECHNOLOGY LTD.

亨鑫科技有限公司

(carrying on business in Hong Kong as HX Singapore Ltd.)

(incorporated in Republic of Singapore with limited liability)

(Stock Code: 1085)

NOTICE OF EXTRAORDINARY GENERAL MEETING

NOTICE IS HEREBY GIVEN that the extraordinary general meeting (the "Meeting") of Hengxin Technology Ltd. (the "Company") will be held at 11 a.m., on 30 December 2025 (Tuesday) at Unit 08, 43/F, Far East Finance Centre, 16 Harcourt Road, Admiralty, Hong Kong. The Meeting will be convened for the purposes of considering and, if thought fit, passing (with or without modifications) the following resolutions as ordinary resolutions:

Unless the context requires otherwise, capitalised terms used herein shall have the same meaning as those defined in the circular of the Company dated 12 December 2025.

AS ORDINARY RESOLUTIONS

1. To (i) approve and confirm the New Purchases Master Agreement dated 31 October 2025 entered into between Jiangsu Hengxin, a wholly-owned subsidiary of the Company, as purchaser, and Hengtong Group and Hengtong Optic-Electric, as supplier (a copy of which shall be produced at the meeting marked “A” for identification purpose) and the terms and conditions thereof, and the transactions contemplated thereunder (including the proposed annual caps for the period to 31 December 2026) and the performance and implementation thereof; and (ii) approve, ratify and confirm the authorisation to any one director of the Company (“Director”) and on behalf of the Company, among other things, to sign, execute, perfect and/or deliver or to authorise signing, executing, perfecting and/or delivering (and to affix the Company’s common seal to, if necessary, in accordance with the Constitution of the Company) the New Purchases Master Agreement and all such documents, instruments, agreements or deeds and to do or authorise doing all such other acts or things which he/she may in his/her discretion consider necessary, expedient or desirable in connection with or incidental to any of the matters contemplated under the New Purchases Master Agreement and the respective annual caps thereunder or to give effect to and implement the New Purchases Master Agreement, and to

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waive compliance from or make and agree such variations of a non-material nature to the terms of the New Purchases Master Agreement that the Directors may in their discretion consider to be desirable and in the interests of the Company and Shareholders as a whole and all the Directors' acts as aforesaid.

1. To (i) approve and confirm the New Purchases Sales Agreement dated 31 October 2025 entered into between Jiangsu Hengxin, a wholly-owned subsidiary of the Company, as purchaser, and Hengtong Group and Hengtong Optic-Electric, as supplier (a copy of which shall be produced at the meeting marked “B” for identification purpose) and the terms and conditions thereof, and the transactions contemplated thereunder (including the proposed annual caps for the period to 31 December 2026) and the performance and implementation thereof; and (ii) approve, ratify and confirm the authorisation to any one Director and on behalf of the Company, among other things, to sign, execute, perfect and/or deliver or to authorise signing, executing, perfecting and/or delivering (and to affix the Company’s common seal to, if necessary, in accordance with the Constitution of the Company) the New Sales Master Agreement and all such documents, instruments, agreements or deeds and to do or authorise doing all such other acts or things which he/she may in his/her discretion consider necessary, expedient or desirable in connection with or incidental to any of the matters contemplated under the New Sales Master Agreement and the respective annual caps thereunder or to give effect to and implement the New Sales Master Agreement, and to waive compliance from or make and agree such variations of a non-material nature to the terms of the New Sales Master Agreement that the Directors may in their discretion consider to be desirable and in the interests of the Company and Shareholders as a whole and all the Directors’ acts as aforesaid.

By order of the Board
Hengxin Technology Ltd.
Peng Yinan
Executive Director

Hong Kong, 12 December 2025

Notes:

1. A member of the Company (the “Member”) entitled to attend and vote at the Meeting is entitled to appoint no more than two (2) proxies to attend and vote in his/her stead. A proxy need not be a Member. Where a Member appoints more than one (1) proxy, the Member shall specify the proportion of his/her shares to be represented by each such proxy, failing which the nomination shall be deemed to be alternative.

2. The instrument appointing a proxy, and if the instrument appointing a proxy is signed by an attorney, the letter or power of attorney or a duly certified copy thereof, must be deposited at the Company’s Principal Share Registrar in Singapore, Boardroom Corporate & Advisory Services Pte. Ltd., at 1 Harbourfront Avenue, Keppel Bay Tower #14-07, Singapore 098632 (for Shareholders registered in Singapore), or at the office of the Company’s Branch Share Registrar in Hong Kong, Boardroom Share Registrars (HK)

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Limited, at Room 2103B, 21/F, 148 Electric Road, North Point, Hong Kong (for Shareholders registered in Hong Kong), as soon as possible and in any event not later than forty-eight (48) hours before the time appointed for holding the Meeting (or at any adjournment thereof).

1. If the Member is a corporation, the instrument appointing a proxy must be executed under seal or the hand of its duly authorised officer or attorney.

2. Completion and return of the proxy form will not preclude a Member from attending and voting in person at the Meeting or any adjournment thereof should he/she so wish, and in such event, the proxy form shall be deemed to be revoked.

3. The Principal Share Registrar and Branch Share Registrar of the Company will be closed from 24 December 2025 (Wednesday) to 30 December 2025 (Tuesday) (both days inclusive), during which period no transfer of shares will be registered. In order to qualify for attending the Meeting, all transfers accompanied by the relevant share certificates and transfer forms must be lodged with the Company's Principal Share Registrar in Singapore, Boardroom Corporate & Advisory Services Pte. Ltd., at 1 Harbourfront Avenue, Keppel Bay Tower #14-07, Singapore 098632 (for Shareholders registered in Singapore), or at the office of the Company's Branch Share Registrar in Hong Kong, Boardroom Share Registrars (HK) Limited, at Room 2103B, 21/F, 148 Electric Road, North Point, Hong Kong (for Shareholders registered in Hong Kong) not later than 4:30 p.m. on 23 December 2025 (Tuesday). Any removal of Shares from the Company's Principal Share Registrar in Singapore to the Branch Share Registrar in Hong Kong for the purpose of attending the EGM shall be made not later than 4:30 p.m. on 18 December 2025 (Thursday). The record date for determining the eligibility of the Shareholders for attending and voting at the EGM is 30 December 2025 (Tuesday).

As at the date of this notice, the executive directors of the Company are Mr. Peng Yinan and Mr. Lau Fai Lawrence; the non-executive directors of the Company are Mr. Cui Wei, Mr. Tao Shunxiao and Mr. Zeng Guowei; and the independent non-executive directors of the Company are Mr. Qian Ziyan, Ms. Lin Ting and Mr. Chan Hon Chung Johnny.

• For identification purpose only