BBMG Corporation — Proxy Solicitation & Information Statement 2025

Oct 30, 2025

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, 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 announcement.

BBMG 台灣

北京金隅集團股份有限公司

BBMG Corporation

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

(Stock Code: 2009)

NOTICE OF 2025 SECOND EXTRAORDINARY GENERAL MEETING

NOTICE IS HEREBY GIVEN THAT the 2025 second extraordinary general meeting (the “2025 Second EGM”) of BBMG Corporation* (北京金隅集團股份有限公司) (the “Company”) will be held at Conference Room 6, 22nd Floor, Tower D, Global Trade Center, No. 36, North Third Ring East Road, Dongcheng District, Beijing 100013, the People’s Republic of China on Tuesday, 25 November 2025 at 2:00 p.m..

Unless otherwise defined, capitalised terms used in this notice shall have the same meanings as those defined in the circular of the Company dated 30 October 2025.

ORDINARY RESOLUTIONS

1. To elect the following candidate as a Director for a period commencing from the conclusion of the 2025 Second EGM and expiring on the date of the annual general meeting of the Company for the year 2026 and to authorise the Board to enter into service contract and/or appointment letter with the newly elected Director subject to such terms and conditions as the Board shall think fit and to do all such acts and things to give effect to such matters.

Mr. Zhao Xinjun

1. To elect the following candidate as an independent non-executive Director for a period commencing from the conclusion of the 2025 Second EGM and expiring on the date of the annual general meeting of the Company for the year 2026 and to authorise the Board to enter into service contract and/or appointment letter with the newly elected Director subject to such

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terms and conditions as the Board shall think fit and to do all such acts and things to give effect to such matters.

Ms. Yin Yuanping

By Order of the Board
BBMG Corporation*
Jiang Yingwu
Chairman

Beijing, the PRC, 30 October 2025

Notes:

1. To determine the eligibility of the holders of H Shares to attend and vote at the 2025 Second EGM, the register of the holders of H Shares of the Company will be closed from Wednesday, 19 November 2025 to Tuesday, 25 November 2025 (both days inclusive). During this period, no transfer of H Shares will be registered. Any holder of the H Shares, whose name appears on the Company's register of members on Tuesday, 25 November 2025, is entitled to attend and vote at the 2025 Second EGM. In order for the holders of H Shares to be qualified to attend and vote at the 2025 Second EGM, all transfer documents accompanied by the relevant H Share certificates must be lodged with the Company's H share registrar not later than 4:30 p.m. on Tuesday, 18 November 2025.

The address of the Company's H share registrar, Computershare Hong Kong Investor Services Limited is as follows:

Shops 1712-1716
17th Floor
Hopewell Centre
183 Queen's Road East Wanchai, Hong Kong

For the notice of 2025 Second EGM applicable to holders of A Shares and the relevant form of proxy, please refer to the announcement of the Company to be published on the Shanghai Stock Exchange in due course.

1. Any Shareholder entitled to attend and vote at the general meeting convened by the above notice is entitled to appoint a proxy to attend and to vote in his/her/its stead. A proxy needs not be a Shareholder.

2. Where there are joint holders of any H shares in the issued share capital of the Company, any one of such persons may vote at the general meeting, either personally or by proxy, in respect of such Share as if he/she/it were solely entitled thereto; but if more than one of such joint holders is present at the general meeting, the vote of the senior who tenders a vote, whether in person or by proxy, shall be accepted to the exclusion of the votes of the other joint holders, and for this purpose seniority shall be determined by the order in which the names stand in the register of members of the H shares of the Company in respect of such joint holding.

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1. For holders of H Shares, in order to be valid, the proxy form duly completed and signed in accordance with the instructions printed thereon, together with the power of attorney or other authority (if any) under which it is signed, and a notarially certified copy of such power of attorney, must be deposited with 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, not later than 24 hours before the time fixed for holding the general meeting or any adjourned meeting as the case may be.

2. The resolutions as set out above are required to be determined by way of poll under the Hong Kong Listing Rules.

3. All times and dates specified herein refer to local times and dates of Beijing, the PRC.

4. English translation denotes for identification purpose only.

As at the date of this announcement, the executive directors of the Company are Jiang Yingwu, Gu Yu and Zheng Baojin; the non-executive directors of the Company are Gu Tiemin and Hao Liwei; and the independent non-executive directors of the Company are Liu Taigang, Hong Yongmiao and Tam Kin Fong.

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