OSL Group Limited — Proxy Solicitation & Information Statement 2025

Dec 31, 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.

OSL

OSL Group Limited

OSL集團有限公司

(incorporated in the Cayman Islands with limited liability)

(Stock Code: 863)

NOTICE OF EXTRAORDINARY GENERAL MEETING

Unless otherwise specified, terms defined in this notice shall have the same meanings in the circular of the Company dated 31 December 2025 (the "Circular"). Details regarding the resolution in this notice are set out in the Circular.

NOTICE IS HEREBY GIVEN that an extraordinary general meeting (the "EGM") of OSL Group Limited (the "Company") will be held at 39/F, Lee Garden One, 33 Hysan Avenue, Causeway Bay, Hong Kong on Wednesday, 21 January 2026 at 10:30 a.m., or at any adjournment thereof, for the purpose of considering and, if thought fit, passing, with or without modifications, the following resolution:

ORDINARY RESOLUTION

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

"THAT

(a) the general mandate (the "Existing General Mandate") granted to the directors of the Company (the "Directors") to allot, issue and deal with the unissued shares of the Company pursuant to an ordinary resolution passed at the annual general meeting of the Company held on 27 June 2025 (the "AGM") be and is hereby revoked (without prejudice to any valid exercise of the Existing General Mandate prior to the passing of this resolution);

(b) subject to paragraph (d) of this resolution, the exercise by the Directors during the Relevant Period (as hereinafter defined) of all the powers of the Company to allot, issue and deal with additional shares of HK$0.01 (the "Share") each in the share capital of the Company or securities convertible into such shares or options, warrants, or similar right to subscribe for any Shares or convertible securities of the Company and to make or grant offers, agreements and options (including bonds, warrants and debentures convertible into shares of the Company) which would or might require the exercise of such power be and is hereby generally and unconditionally approved;

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(c) the approval in paragraph (b) of this resolution shall authorise the Directors during the Relevant Period to make or grant offers, agreements and options (including bonds, warrants and debentures convertible into shares of the Company) which would or might require the exercise of such powers (including but not limited to the power to allot, issue and deal with additional Shares) during or after the end of the Relevant Period;

(d) the total number of shares of the Company allotted or agreed conditionally or unconditionally to be allotted and issued (whether pursuant to an option or otherwise) by the Directors pursuant to the approval in paragraphs (b) and (c) of this resolution, otherwise than pursuant to (i) a Rights Issue (as hereinafter defined); (ii) the exercise of any options granted under any share option scheme adopted by the Company or similar arrangement for the time being adopted for the grant or issue to officers and/or employees of the Company and/or any of its subsidiaries and/or any eligible persons thereunder of shares or rights to subscribe for Shares; or (iii) any scrip dividend scheme or similar arrangement providing for the allotment of Shares in lieu of the whole or part a dividend pursuant to the articles of association of the Company (the “Articles of Association”) from time to time; or (iv) an issue of Shares upon the exercise of rights of subscription or conversion under the terms of any warrants of the Company or any securities which are convertible into Shares, shall not exceed 20% of the number of the issued shares of the Company as at the time of passing this resolution, and the said approval shall be limited accordingly; and

(e) for the purpose of this resolution: “Relevant Period” means the period from the date of 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 or any applicable laws of the Cayman Islands to be held; or

(iii) the date on which the authority given under this resolution is revoked or varied by an ordinary resolution of the shareholders of the Company in general meeting.

“Rights Issue” means an offer of Shares open for a period fixed by the Company or the Directors to holders of Shares whose names appear on the register of members of the Company on a fixed record date in proportion to their then holdings of such Shares as at that date (subject to such exclusions or other arrangements as the Directors may deem necessary or expedient in relation to

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fractional entitlements or having regard to any restrictions or obligations under the laws of any relevant jurisdiction, or the requirements of any recognised regulatory body or any stock exchange)."

Yours faithfully,

By order of the Board

OSL Group Limited

Cui Song

Chief Executive Officer and Executive Director

Hong Kong, 31 December 2025

Notes:

1. Any member of the Company entitled to attend and vote at the EGM is entitled to appoint one or (in respect of a member who is the holder of two or more shares) more proxies to attend and vote in his stead. A proxy need not be a member of the Company.

2. A proxy form of the EGM is enclosed. If the appointer is a corporation, the proxy form must be made under its seal or under the hand of an officer or attorney duly authorised on its behalf.

3. Where there are joint registered holders of any shares, any one of such persons may vote at the EGM (or any adjournment thereof), 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 by present at the EGM 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.

4. In order to be valid, the proxy form, together with the power of attorney or other authority (if any) under which it is signed or a notarially certified copy thereof, must be deposited at the Company's branch registrar and transfer office in Hong Kong, Tricor Investor Services Limited at 17/F, Far East Finance Centre, 16 Harcourt Road, Hong Kong not less than 48 hours (i.e., 10:30 a.m. on Monday, 19 January 2026) before the time appointed for holding the EGM or any adjournment thereof. Delivery of an instrument appointing a proxy shall not preclude a shareholder from subsequently attending and voting in person at the EGM and, in such event, the instrument appointing a proxy shall be deemed to be revoked.

5. For the purpose of ascertaining shareholders' entitlement to attend and vote at the EGM, the register of members of the Company will be closed from Friday, 16 January 2026 to Wednesday, 21 January 2026, both days inclusive, during which period no transfer of shares will be registered. In order to be eligible to attend and vote at the EGM, Shareholders must lodge all transfer documents accompanied by the relevant share certificates for Registration with the Company's branch share registrar and transfer office in Hong Kong, Tricor Investor Services Limited at 17/F, Far East Finance Centre, 16 Harcourt Road, Hong Kong, not later than 4:30 p.m. on Thursday, 15 January 2026. The record date of the attending and voting at the EGM is Wednesday, 21 January 2026.

6. All voting by the members at the EGM (or at any adjournment) shall be conducted by way of poll.

7. If tropical cyclone warning signal no. 8 or above, "extreme conditions" caused by super typhoons or a black rainstorm warning is in effect at any time after 7:00 a.m. on Wednesday, 21 January 2026, the EGM will be adjourned and further announcement for details of alternative meeting arrangements will be made. The EGM will be held as scheduled even when tropical cyclone warning signal no. 3 or below is hoisted, or an amber or red rainstorm warning signal is in force. You should make your own decision as to whether you would attend the EGM under bad weather conditions and if you should choose to do so, you are advised to exercise care and caution.

8. As at the date of this notice, the executive Directors are Mr. Cui Song, Mr. Tiu Ka Chun, Gary, Ms. Xu Kang and Mr. Yang Chao, the non-executive Director is Mr. Lee Kam Hung Lawrence and the independent non-executive Directors are Mr. Chau Shing Yim, David, Mr. Yang Huan and Mr. Jia Hang.