Harbin Bank Co., Ltd. — Proxy Solicitation & Information Statement 2026

May 8, 2026

哈尔滨银行

HarbinBank

哈爾濱銀行股份有限公司*

Harbin Bank Co., Ltd.*

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

(Stock Code: 6138)

PROXY FORM FOR THE 2026 SECOND EXTRAORDINARY GENERAL MEETING TO BE HELD ON 29 MAY 2026

I/We (Note 1)

of

being the registered holder(s) of _________ (Note 2) domestic shares/H shares with nominal value of RMB1.00 each in the share capital of Harbin Bank Co., Ltd. (the "Company"), hereby appoint the Chairman of the meeting (Note 3) or

of

to act as my/our proxy to attend and vote for me/us and on my/our behalf at the 2026 second extraordinary general meeting (the "EGM") of the Company to be held at Meeting Room 4001, Harbin Bank Headquarters Building, No. 888 Shangjiang Street, Daoli District, Harbin, Heilongjiang Province, the People's Republic of China (the "PRC") on Friday, 29 May 2026 at 9:00 a.m. or at any adjournment thereof and to exercise all rights conferred on proxies under laws, regulations, and the articles of association of the Company.

I/We wish my/our proxy to vote as indicated below (Note 4) in respect of the resolution to be proposed at the EGM.

Special Resolution		For (Note 4)	Against (Note 4)	Abstained (Note 4)
1.	To consider and approve the proposal on the acquisition of Chengdu Qingbaijiang Rongxing Village and Township Bank and its conversion to a sub-branch.

• Further details of the above resolution are set out in the circular dispatched to the shareholders by the Company dated 8 May 2026.

Signature(s) _________ (Note 5)

Date: _________

NOTES:

1. Please insert full name(s) and address(es) as registered in the register of members of the Company in BLOCK CAPITALS.
2. Please insert the number of shares registered in your name(s) relating to this form of proxy. If no number is inserted, this proxy form will be deemed to relate to all shares of the Company registered in your name(s).
3. If a proxy other than the Chairman of the meeting is preferred, cross out the words "the Chairman of the meeting" and insert the full name(s) and address(es) of the proxy (or proxies) desired in the space provided. If no name is inserted, the Chairman of the meeting will act as your proxy. ANY ALTERATION MADE TO THIS PROXY FORM MUST BE INITIALLED BY THE PERSON WHO SIGNS IT.
4. IMPORTANT: IF YOU WISH TO VOTE FOR A RESOLUTION, PLEASE TICK THE APPROPRIATE BOX MARKED "FOR". IF YOU WISH TO VOTE AGAINST A RESOLUTION, TICK THE BOX MARKED "AGAINST". IF YOU WISH TO VOTE ABSTAINED THE RESOLUTION, TICK THE BOX MARKED "ABSTAINED". If no direction is given, the proxy will be entitled to vote or abstain as he/she thinks fit. Your proxy will also be entitled to vote at his/her discretion on any resolution properly put to the EGM other than those referred to in the notice convening the EGM.
5. The instrument appointing a proxy must be in writing under the hand of the shareholder or his/her attorney duly authorised in writing. For a corporate shareholder, the proxy must be affixed with the common seal or signed by its director or attorney duly authorised in writing.
6. For holders of domestic shares of the Company who wish to attend the EGM or any adjournment thereof, this form of proxy (together with a notarially certified copy of the power of attorney or other authority (if any) if this form of proxy is signed by a person on behalf of the appointor) must be returned to the Company's Board of Directors Office at No. 888 Shangjiang Street, Daoli District, Harbin 150010, Heilongjiang Province, China not less than 24 hours before the time stipulated for convening the EGM or any adjournment thereof. The above documents must be delivered by the holder of H shares of the Company who intend to attend the EGM to 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 less than 24 hours before the time stipulated for convening the EGM or any adjournment thereof.
7. Completion and delivery of this proxy form will not preclude you from attending and voting at the EGM if you so wish.
8. Harbin Bank Co., Ltd. is not an authorised institution within the meaning of the Banking Ordinance (Chapter 155 of Laws of Hong Kong), not subject to the supervision of the Hong Kong Monetary Authority, and not authorised to carry on banking/deposit-taking business in Hong Kong.