Ahsay Backup Software Development Company Limited — Proxy Solicitation & Information Statement 2026

Apr 10, 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.

Ahsay Backup Software Development Company Limited

亞勢備份軟件開發有限公司

(Incorporated in the Cayman Islands with limited liability)

(Stock Code: 8290)

NOTICE OF ANNUAL GENERAL MEETING

NOTICE IS HEREBY GIVEN that the annual general meeting (the “AGM”) of Ahsay Backup Software Development Limited (the “Company”) will be held at 9:30 a.m. on Friday, 15 May 2026 at Conference Room, 28th Floor, Ford Glory Plaza, No. 37 Wing Hong Street, Lai Chi Kok, Hong Kong for the purpose of considering and, if thought fit, passing with or without amendments, the following resolutions:

ORDINARY RESOLUTIONS

1. To receive and consider the audited consolidated financial statements of the Company and the reports of the directors (the "Directors") and the independent auditor of the Company for the year ended 31 December 2025;
2. To re-elect Mr. Chong Siu Ning as an executive director of the Company;
3. To re-elect Mr. Chong King Fan as an executive director of the Company;
4. To re-elect Ms. Wong Pui Man (who has served for more than nine years) as an independent non-executive director of the Company;
5. To re-elect Mr. Kwok Chi Wah as an independent non-executive director of the Company;
6. To re-elect Mr. Pun Chung Sang Trevor as an independent non-executive director of the Company;
7. To authorise the board of Directors (the "Board") to fix the Directors' remuneration;
8. To re-appoint Ernst & Young as the auditor of the Company and authorise the Board to fix the auditor's remuneration;

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as special business, to consider and, if thought fit, pass the following resolutions (with or without amendments) as ordinary resolutions:

1. “THAT:

(a) subject to paragraph (c) below, the exercise by the Directors during the Relevant Period (as defined in paragraph (d) below) of all the powers of the Company to allot, issue and deal with new shares in the capital of the Company (including any sale or transfer of treasury shares) and to make or grant offers, agreements, options (including bonds, warrants and debentures convertible into shares of the Company) and rights of exchange or conversion which might require the exercise of such powers, subject to and in accordance with all applicable laws and requirements of the Rules Governing the Listing of Securities on the GEM of The Stock Exchange of Hong Kong Limited (the “Stock Exchange”) (as amended from time to time) (the “GEM Listing Rules”) be and is hereby generally and unconditionally approved;

(b) the approval in paragraph (a) above shall authorise the Directors during the Relevant Period (as defined in paragraph (d) below) to make or grant offers, agreements, options (including bonds, warrants and debentures convertible into shares of the Company) and rights of exchange or conversion which would or might require the exercise of such powers either during or after the end of the Relevant Period (as defined in paragraph (d) below);

(c) the aggregate nominal amount of share capital allotted or agreed conditionally or unconditionally to be allotted (whether pursuant to an option or otherwise) and issued by the Directors pursuant to the approval in paragraphs (a) and (b) above, otherwise than pursuant to (i) a Rights Issue (as defined in paragraph (d) below); (ii) the exercise of the rights of subscription or conversion under the terms of any warrants which may be issued by the Company or any securities which are convertible into shares; (iii) the exercise of options granted under any share option scheme or similar arrangement adopted by the Company for the grant or issue to the employees, officers, Directors and/or any of its subsidiaries and/or other eligible participants specified thereunder of options to subscribe for or rights to acquire shares of the Company; and (iv) any scrip dividend or similar arrangement providing for allotment and issue of shares in lieu of the whole or part of a dividend on the shares of the Company in accordance with the articles of association of the Company from time to time, shall not exceed 20% of the

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aggregate nominal amount of the existing issued share capital of the Company (excluding treasury shares) as at the date of passing of this resolution and the said approval shall be limited accordingly; and

(d) for the purposes of this resolution:

“Relevant Period” means the period from the passing of this resolution until whichever is the earliest of:

(i) the conclusion of the next annual general meeting of the Company;

(ii) the expiration of the period within which the next annual general meeting of the Company is required by the articles of association of the Company, or any applicable laws of the Cayman Islands to be held; and

(iii) the passing of an ordinary resolution of the shareholders of the Company in general meeting revoking or varying such mandate.

“Rights Issue” means an offer of shares of the Company or offer or issue of warrants or options or other securities giving rights to subscribe for the shares of the Company open for a period fixed by the Directors to holders of shares of the Company on the register of members of the Company on a fixed record date in proportion to their then holding of such shares (subject to such exclusions or other arrangements as the Directors may deem necessary or expedient in relation to fractional entitlements, or having regard to any restrictions or obligations under the laws of, or the requirements of, or the expense or delay which may be involved in determining the existence or extent of any restrictions or obligations under the laws of, or the requirements of, any jurisdiction outside Hong Kong or any recognized regulatory body or any stock exchange, in any territory outside Hong Kong, applicable to the Company).

1. “THAT:

(a) subject to paragraph (b) below, the exercise by the Directors during the Relevant Period (as defined in paragraph (c) below) of all the powers of the Company to purchase or repurchase shares of all classes and securities which carry a right to subscribe or purchase shares issued directly or indirectly by the Company on the Stock Exchange or on any other stock exchange on which the shares or securities of the Company may be listed and is recognised by the Securities and Futures Commission of Hong Kong and the Stock Exchange for this purpose, subject to

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and in accordance with all applicable laws and/or the requirements of the Securities and Futures Commission, the Companies Act of the Cayman Islands, the GEM Listing Rules or of any other stock exchange as amended from time to time, be and is hereby generally and unconditionally approved;

(b) the aggregate nominal amount of the shares of all classes and securities which carry a right to subscribe or purchase shares issued directly or indirectly by the Company which may be purchased or repurchased by the Company pursuant to the approval in paragraph (a) above shall not exceed 10% of the aggregate nominal amount of the share capital of the Company (excluding treasury shares) in issue at the date of the passing of this resolution, and the said approval shall be limited accordingly; and

(c) for the purpose of this resolution:

“Relevant Period” means the period from the passing of this resolution until whichever is the earliest of:

(i) the conclusion of the next annual general meeting of the Company;

(ii) the expiration of the period within which the next annual general meeting of the Company is required by the articles of association of the Company, or any applicable laws of the Cayman Islands to be held; and

(iii) the passing of an ordinary resolution of the shareholders of the Company in general meeting revoking or varying such mandate.”

1. “THAT conditional upon resolutions no. 9 and no. 10 above being passed (with or without amendments), the general and unconditional mandate granted to the Directors to exercise the powers of the Company to allot, issue and deal with shares of the Company pursuant to the resolution set out in resolution no. 9 above be and is hereby extended by the addition thereto an amount of shares representing the aggregate nominal amount of shares of the Company purchased or repurchased by the Company pursuant to the authority granted to the Directors under resolution no. 10 above, provided that such

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amount shall not exceed 10% of the aggregate nominal amount of the issued share capital of the Company (excluding treasury shares) as at the date of the passing of this resolution.”

By order of the Board
Ahsay Backup Software Development Company Limited
Chong Siu Ning
Chairman and Executive Director

Hong Kong, 10 April 2026

Notes:

1. A member of the Company entitled to attend and vote at the AGM shall be entitled to appoint one or if he is a holder of two or more shares of the Company, more than one proxies to attend and vote in his stead. A proxy need not be a member of the Company but must be present in person in the AGM to represent the member. Completion and return of the form of proxy will not preclude a member of the Company from attending the AGM and voting in person should he so wish. In such event, his form of proxy will be deemed to have been revoked.

The instrument appointing a proxy shall be in writing under the hand of the appointer or his attorney duly authorised in writing, or if the appointer is a corporation, either under seal or under the hand of an officer or attorney duly authorized on its behalf.

1. Where there are joint registered holders of any share, any one of such persons may vote at the AGM, either personally or by proxy, in respect of such share as if he were solely entitled thereto; but if more than one of such joint holders be present at the AGM personally or by proxy, that one of the said persons so present whose name stands first on the register of members of the Company in respect of such share shall alone be entitled to vote in respect thereof.

2. A form of proxy for the AGM is enclosed. In order to be valid, the form of proxy together with the power of attorney or other authority, if any, under which it is signed, or a notarially certified copy of such power or authority, must be deposited at the Company's Hong Kong branch share registrar, Tricor Investor Services Limited at 17/F, Far East Finance Centre, 16 Harcourt Road, Hong Kong, not later than 48 hours before the time for holding the AGM or any adjournment thereof.

3. To ascertain the members' entitlement to attend and vote at the meeting, the register of members will be closed from Tuesday, 12 May 2026 to Friday, 15 May 2026, both days inclusive, during which period no transfer of shares can be registered. In order to be eligible to attend and vote at the meeting, all transfers of shares, accompanied by the relevant share certificates, must be lodged with the Company's branch share registrar, Tricor Investor Services Limited at 17/F, Far East Finance Centre, 16 Harcourt Road, Hong Kong, for registration not later than 4:30 p.m. on Monday, 11 May 2026.

4. An explanatory statement containing further details regarding resolution no. 8 above is set out in Appendix I to this circular of which this notice of AGM forms part.

5. Details of the retiring directors of the Company are set out in Appendix II to this circular.

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1. Members of the Company or their proxies shall produce documents of their proof of identity when attending the AGM.

2. If Typhoon Signal No. 8 or above, or a “black” rainstorm warning is in effect any time after 7:00 a.m. on the date of the AGM, the meeting will be postponed. The Company will post an notice on the website of Company at https://www.ahsay.com/en/finance and on the HKExnews website of the Stock Exchange at www.hkexnews.hk to notify Shareholders of the date, time and place of the rescheduled meeting.

As at the date of this notice, the executive Directors are Mr. CHONG Siu Ning, Mr. CHONG Siu Pui and Mr. CHONG King Fan and the non-executive Director is Ms. CHONG Siu Fan; and the independent non-executive Directors are Mr. KWOK Chi Wah, Mr. PUN Chung Sang Trevor and Ms. WONG Pui Man.

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