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Announcements & Notices

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 announcementCHINA BOHAI BANK CO, LTD渤海銀行股份有限公司(A joint stock company incorporated in the People’s Republic of China with limited liability)(Stock Code: 9668)NOTICE OF BOARD MEETINGThe board of directors (the “Board”) of CHINA BOHAI BANK CO, LTD (the “Bank”) hereby announces that a meeting of the Board will be held on Friday, August 28, 2026 for the purpose of, among other matters, considering and approving the interim results of the Bank and its subsidiary for the six months ended June 30, 2026 and its publicationBy order of the BoardCHINA BOHAI BANK CO, LTDWANG JinhongChairmanTianjin, ChinaAugust 18, 2026As of the date of this announcement, the Board comprises Mr WANG Jinhong and Mr QU Hongzhi as executive directors; Mr AU Siu Luen, Ms YUAN Wei, Ms CUI Hongqin, Mr HU Aimin, Mr ZHANG Yunji and Ms LING Yingjie (employee director) as non-executive directors; and Mr TSE Yat Hong, Mr SHUM Siu Hung Patrick, Ms WANG Aijian, Mr LIU Junmin, Mr LIU Lanbiao and Mr OUYANG Yong as independent non-executive directors

NOTICE OF MEETING BOARD

2026-08-18 16:36:32

Announcements & Notices

FF301Monthly Return for Equity Issuer and Hong Kong Depositary Receipts listed under Chapter 19B of the Exchange Listing Rules on Movements in Securities For the month ended: 31 July 2026 Status: New SubmissionTo : Hong Kong Exchanges and Clearing LimitedName of Issuer: CHINA BOHAI BANK CO, LTDDate Submitted: 05 August 2026I Movements in Authorised / Registered Share Capital1 Class of shares Ordinary shares Type of shares H Listed on the Exchange (Note 1) YesStock code (if listed) 09668 DescriptionNumber of authorised/registered shares Par value Authorised/registered share capitalBalance at close of preceding month 6,200,555,000 RMB 1 RMB 6,200,555,000Increase / decrease (-) RMBBalance at close of the month 6,200,555,000 RMB 1 RMB 6,200,555,0002 Class of shares Ordinary shares Type of shares Other type (specify in description) Listed on the Exchange (Note 1) NoStock code (if listed) - Description Domestic Unlisted SharesNumber of authorised/registered shares Par value Authorised/registered share capitalBalance at close of preceding month 11,561,445,000 RMB 1 RMB 11,561,445,000Increase / decrease (-) RMBBalance at close of the month 11,561,445,000 RMB 1 RMB 11,561,445,000Total authorised/registered share capital at the end of the month: RMB 17,762,000,000Page 1 of 10 v 121FF301II Movements in Issued Shares and/or Treasury Shares and Public Float Sufficiency Confirmation1 Class of shares Ordinary shares Type of shares H Listed on the Exchange (Note 1) YesStock code (if listed) 09668 DescriptionNumber of issued shares (excluding treasury shares) Number of treasury shares Total number of issued sharesBalance at close of preceding month 6,200,555,000 0 6,200,555,000Increase / decrease (-)Balance at close of the month 6,200,555,000 0 6,200,555,000Public float sufficiency confirmation (Note 4)Pursuant to Main Board Rule 1332D(1) or 19A28D(1) / GEM Rule 1737D(1) or 2521D(1), we hereby confirm that, in relation to the class of shares as set out above, as at the close of the month:✔ the applicable public float requirement (see below) has been complied withthe applicable public float requirement (see below) has not been complied withThe applicable minimum public float requirement for the class of shares as set out above pursuant to Main Board Rule 1332B or 19A28B / GEM Rule 1737B or 2521B (as the case may be) is: Applicable public float threshold Initial Prescribed Threshold - the minimum percentage of public float prescribed at the time of listing (please specify the percentage in "Minimum prescribed public float at the time of listing" below)Minimum prescribed public float at the time of listing Percentage: 1837% of the total number of issued shares in the class to which the listed shares belong (excluding treasury shares)Additional information2 Class of shares Ordinary shares Type of shares Other type(specify in description) Listed on the Exchange (Note 1) NoStock code (if listed) - Description Domestic Unlisted SharesNumber of issued shares (excluding treasury shares) Number of treasury shares Total number of issued sharesBalance at close of preceding month 11,561,445,000 0 11,561,445,000Increase / decrease (-)Balance at close of the month 11,561,445,000 0 11,561,445,000Page 2 of 10 v 121FF301III Details of Movements in Issued Shares and/or Treasury Shares(A) Share Options (under Share Option Schemes of the Issuer) Not applicablePage 3 of 10 v 121FF301(B) Warrants to Issue Shares of the Issuer Not applicablePage 4 of 10 v 121FF301(C) Convertibles (ie Convertible into Shares of the Issuer) Not applicablePage 5 of 10 v 121FF301(D) Any other Agreements or Arrangements to Issue Shares of the Issuer, including Options (other than Share Option Schemes) Not applicablePage 6 of 10 v 121FF301(E) Other Movements in Issued Shares and/or Treasury Shares Not applicablePage 7 of 10 v 121FF301IV Information about Hong Kong Depositary Receipt (HDR) Not applicablePage 8 of 10 v 121FF301V Confirmations Not applicableSubmitted by: WANG JinhongTitle: Chairman(Director, Secretary or other Duly Authorised Officer)Page 9 of 10 v 121FF301Notes1 The Exchange refers to The Stock Exchange of Hong Kong Limited2 In the case of repurchase of shares (shares repurchased and cancelled) and redemption of shares (shares redeemed and cancelled), "date of event" should be construed as "cancellation date"In the case of repurchase of shares (shares held as treasury shares), "date of event" should be construed as "date on which shares were repurchased and held by the issuer in treasury"3 The information is required in the case of repurchase of shares (shares repurchased for cancellation but not yet cancelled) and redemption of shares (shares redeemed but not yet cancelled) Please state the number of shares repurchased or redeemed during the month or in preceding month(s) but pending cancellation as at close of the month as a negative number4 "Initial Prescribed Threshold”, "Alternative Threshold” and "market value" have the meanings ascribed thereto under Main Board Rule 1332A or 19A28A / GEM Rule 1737A or 2521A See also Main Board Rule 1332D(4) or 19A28D(4) / GEM Rule 1737D(4) or 2521D(4) on the basis of the public float disclosure5 Items (i) to (viii) are suggested forms of confirmation The listed issuer may amend the item(s) that is/are not applicable to meet individual cases Where the issuer has already made the relevant confirmations in a return published under Main Board Rule 1325A / GEM Rule 1727A in relation to the securities issued, or the treasury shares sold or transferred, no further confirmation is required to be made in this return6 “Identical” means in this context:． the securities are of the same nominal value with the same amount called up or paid up;． they are entitled to dividend/interest at the same rate and for the same period, so that at the next ensuing distribution, the dividend/interest payable per unit will amount to exactly the same sum (gross and net); and． they carry the same rights as to unrestricted transfer, attendance and voting at meetings and rank pari passu in all other respectsPage 10 of 10 v 121

ISSUER FOR SECURITIES ON IN

2026-08-05 15:48:20

Announcements & Notices

FF301Monthly Return for Equity Issuer and Hong Kong Depositary Receipts listed under Chapter 19B of the Exchange Listing Rules on Movements in Securities For the month ended: 30 June 2026 Status: New SubmissionTo : Hong Kong Exchanges and Clearing LimitedName of Issuer: CHINA BOHAI BANK CO, LTDDate Submitted: 06 July 2026I Movements in Authorised / Registered Share Capital1 Class of shares Ordinary shares Type of shares H Listed on the Exchange (Note 1) YesStock code (if listed) 09668 DescriptionNumber of authorised/registered shares Par value Authorised/registered share capitalBalance at close of preceding month 6,200,555,000 RMB 1 RMB 6,200,555,000Increase / decrease (-) RMBBalance at close of the month 6,200,555,000 RMB 1 RMB 6,200,555,0002 Class of shares Ordinary shares Type of shares Other type (specify in description) Listed on the Exchange (Note 1) NoStock code (if listed) - Description Domestic Unlisted SharesNumber of authorised/registered shares Par value Authorised/registered share capitalBalance at close of preceding month 11,561,445,000 RMB 1 RMB 11,561,445,000Increase / decrease (-) RMBBalance at close of the month 11,561,445,000 RMB 1 RMB 11,561,445,000Total authorised/registered share capital at the end of the month: RMB 17,762,000,000Page 1 of 10 v 121FF301II Movements in Issued Shares and/or Treasury Shares and Public Float Sufficiency Confirmation1 Class of shares Ordinary shares Type of shares H Listed on the Exchange (Note 1) YesStock code (if listed) 09668 DescriptionNumber of issued shares (excluding treasury shares) Number of treasury shares Total number of issued sharesBalance at close of preceding month 6,200,555,000 0 6,200,555,000Increase / decrease (-)Balance at close of the month 6,200,555,000 0 6,200,555,000Public float sufficiency confirmation (Note 4)Pursuant to Main Board Rule 1332D(1) or 19A28D(1) / GEM Rule 1737D(1) or 2521D(1), we hereby confirm that, in relation to the class of shares as set out above, as at the close of the month:✔ the applicable public float requirement (see below) has been complied withthe applicable public float requirement (see below) has not been complied withThe applicable minimum public float requirement for the class of shares as set out above pursuant to Main Board Rule 1332B or 19A28B / GEM Rule 1737B or 2521B (as the case may be) is: Applicable public float threshold Initial Prescribed Threshold - the minimum percentage of public float prescribed at the time of listing (please specify the percentage in "Minimum prescribed public float at the time of listing" below)Minimum prescribed public float at the time of listing Percentage: 1837% of the total number of issued shares in the class to which the listed shares belong (excluding treasury shares)Additional information2 Class of shares Ordinary shares Type of shares Other type(specify in description) Listed on the Exchange (Note 1) NoStock code (if listed) - Description Domestic Unlisted SharesNumber of issued shares (excluding treasury shares) Number of treasury shares Total number of issued sharesBalance at close of preceding month 11,561,445,000 0 11,561,445,000Increase / decrease (-)Balance at close of the month 11,561,445,000 0 11,561,445,000Page 2 of 10 v 121FF301III Details of Movements in Issued Shares and/or Treasury Shares(A) Share Options (under Share Option Schemes of the Issuer) Not applicablePage 3 of 10 v 121FF301(B) Warrants to Issue Shares of the Issuer Not applicablePage 4 of 10 v 121FF301(C) Convertibles (ie Convertible into Shares of the Issuer) Not applicablePage 5 of 10 v 121FF301(D) Any other Agreements or Arrangements to Issue Shares of the Issuer, including Options (other than Share Option Schemes) Not applicablePage 6 of 10 v 121FF301(E) Other Movements in Issued Shares and/or Treasury Shares Not applicablePage 7 of 10 v 121FF301IV Information about Hong Kong Depositary Receipt (HDR) Not applicablePage 8 of 10 v 121FF301V Confirmations Not applicableSubmitted by: WANG JinhongTitle: Chairman(Director, Secretary or other Duly Authorised Officer)Page 9 of 10 v 121FF301Notes1 The Exchange refers to The Stock Exchange of Hong Kong Limited2 In the case of repurchase of shares (shares repurchased and cancelled) and redemption of shares (shares redeemed and cancelled), "date of event" should be construed as "cancellation date"In the case of repurchase of shares (shares held as treasury shares), "date of event" should be construed as "date on which shares were repurchased and held by the issuer in treasury"3 The information is required in the case of repurchase of shares (shares repurchased for cancellation but not yet cancelled) and redemption of shares (shares redeemed but not yet cancelled) Please state the number of shares repurchased or redeemed during the month or in preceding month(s) but pending cancellation as at close of the month as a negative number4 "Initial Prescribed Threshold”, "Alternative Threshold” and "market value" have the meanings ascribed thereto under Main Board Rule 1332A or 19A28A / GEM Rule 1737A or 2521A See also Main Board Rule 1332D(4) or 19A28D(4) / GEM Rule 1737D(4) or 2521D(4) on the basis of the public float disclosure5 Items (i) to (viii) are suggested forms of confirmation The listed issuer may amend the item(s) that is/are not applicable to meet individual cases Where the issuer has already made the relevant confirmations in a return published under Main Board Rule 1325A / GEM Rule 1727A in relation to the securities issued, or the treasury shares sold or transferred, no further confirmation is required to be made in this return6 “Identical” means in this context:． the securities are of the same nominal value with the same amount called up or paid up;． they are entitled to dividend/interest at the same rate and for the same period, so that at the next ensuing distribution, the dividend/interest payable per unit will amount to exactly the same sum (gross and net); and． they carry the same rights as to unrestricted transfer, attendance and voting at meetings and rank pari passu in all other respectsPage 10 of 10 v 121

ISSUER FOR ON SECURITIES MOVEMENTS

2026-07-06 16:12:18

Announcements & Notices

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 announcementCHINA BOHAI BANK CO, LTD渤海銀行股份有限公司(A joint stock company incorporated in the People’s Republic of China with limited liability)(Stock Code: 9668)RESIGNATION OF INDEPENDENT NON-EXECUTIVE DIRECTORThe board of directors (the “Board”) of CHINA BOHAI BANK CO, LTD (the “Bank”) hereby announces that, the Board has received the resignation letter from Mr TSE Yat Hong (“Mr TSE”) In accordance with the relevant provisions of the Code of Corporate Governance of Banking and Insurance Institutions 《( 銀行保險機構公司治理準則》), independent directors shall not hold office for over six years in total in a banking or insurance institution As Mr TSE has served as an independent non-executive director of the Bank for six years, he resigned as an independent non-executive director of the Bank, the chairman of the audit and consumer rights protection committee of the Board, a member of the risk management and green finance committee of the Board and a member of the related party transactions control committee of the Board As considered and approved by the Board, his resignation will become effective upon the election of the successor independent non-executive director by the shareholders’ general meeting of the Bank and on the date such successor independent non-executive director obtains the qualification approval from the regulatory authority During this period, Mr TSE will continue to perform his duties as an independent non-executive director of the Bank, the chairman of the audit and consumer rights protection committee of the Board, a member of the risk management and green finance committee of the Board and a member of the related party transactions control committee of the BoardMr TSE has confirmed that he has no disagreement with the Board, and there are no matters relating to his resignation that need to be brought to the attention of the shareholders or creditors of the Bank or The Stock Exchange of Hong Kong LimitedThe Bank would like to take this opportunity to express its sincere gratitude to Mr TSE for his contribution and support towards the Bank during his term of officeBy order of the BoardCHINA BOHAI BANK CO, LTDWANG JinhongChairmanTianjin, ChinaJune 30, 2026As of the date of this announcement, the Board of the Bank comprises Mr WANG Jinhong and Mr QU Hongzhi as executive directors; Mr AU Siu Luen, Ms YUAN Wei, Ms CUI Hongqin, Mr HU Aimin, Mr ZHANG Yunji and Ms LING Yingjie (employee director) as non-executive directors; and Mr TSE Yat Hong, Mr SHUM Siu Hung Patrick, Ms WANG Aijian, Mr LIU Junmin, Mr LIU Lanbiao and Mr OUYANG Yong as independent non-executive directors

RESIGNATION INDEPENDENT DIRECTOR NON-EXECUTIVE OF

2026-06-30 17:57:03

Announcements & Notices

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 announcementCHINA BOHAI BANK CO, LTD渤海銀行股份有限公司(A joint stock company incorporated in the People’s Republic of China with limited liability)(Stock Code: 9668)POLL RESULTS OF THE 2025 ANNUAL GENERAL MEETINGReferences are made to the circular (the “Circular”) and the notice of the 2025 AGM (the “AGM”) of CHINA BOHAI BANK CO, LTD (the “Bank”) both dated May 21, 2026 Unless otherwise defined, capitalised terms used herein shall have the same meanings as those defined in the CircularThe AGM was held at 2:00 pm on Wednesday, June 17, 2026 at Meeting Room 6702, China Bohai Bank Tower, 218 Haihe East Road, Hedong District, Tianjin, China The AGM was chaired by Mr WANG Jinhong, Chairman of the Bank Mr WANG Jinhong and Mr QU Hongzhi as executive Directors; Mr AU Siu Luen, Ms YUAN Wei and Mr HU Aimin as non-executive Directors; and Mr TSE Yat Hong, Mr SHUM Siu Hung Patrick, Ms WANG Aijian, Mr LIU Junmin, Mr LIU Lanbiao and Mr OUYANG Yong as independent non-executive Directors, attended the AGM, but Ms CUI Hongqin, Mr ZHANG Yunji and Ms LING Yingjie (employee Director) as non-executive Directors were unable to attend the AGM due to other business engagementsComputershare Hong Kong Investor Services Limited was appointed by the Bank as the scrutineer for the vote-taking at the AGM Two shareholders’ representatives of the Bank participated in vote counting and scrutinizing Beijing Haiwen & Partners, the Bank’s PRC legal advisor, witnessed the convening of the AGM and other relevant matters in accordance with the law, and is of the opinion that the AGM was in compliance with the relevant laws and regulations, regulatory documents and the Articles of AssociationPOLL RESULTS OF THE AGMAs at the date of the AGM, the total number of issued ordinary Shares of the Bank was 17,762,000,000, comprising 11,561,445,000 Domestic Unlisted Shares and 6,200,555,000 H Shares, of which no Shares were held by the Bank as treasury Shares and therefore no holders of treasury Shares were required to abstain from voting at the AGM Insofar as the Bank is aware, certain Shareholder’s credit extended by the Bank was overdue, the voting rights of such Shareholder(s) at the AGM shall therefore be subject to restrictions pursuant to the Articles of Association, resulting in a total of 1,370,706,739 Domestic Unlisted Shares subject to restrictions Save as disclosed above, to the best of the Board’s knowledge, information and belief, having made all reasonable enquiries, there was no restriction on any Shareholder casting votes on the proposed resolutions at the AGM; no Shareholder had a material interest in the matters considered at the AGM and was required to abstain from voting at the AGM; there were no Shares of the Bank entitling the holders to attend and abstain from voting in favour at the AGM as set out in Rule 1340 of the Listing Rules; no Shareholder was required under the Listing Rules to abstain from voting on the resolutions proposed at the AGM; no Shareholders have stated their intentions in the Circular to vote against or to abstain from voting on the resolutions proposed at the AGM1As at the date of the AGM, the total number of ordinary Shares entitling the Shareholders of the Bank to vote on the resolutions proposed at the AGM was 16,391,293,261, comprising 10,190,738,261 Domestic Unlisted Shares and 6,200,555,000 H Shares Shareholders or their proxies who attended the AGM represented, in aggregate, 13,297,077,915 voting Shares of the Bank, representing approximately 81122811% of the total voting ordinary Shares of the Bank as at the date of the AGMAll the resolutions proposed at the AGM were voted by poll and the details of the poll results are as follows:Number of votes and percentage of total voting ORDINARY RESOLUTIONS Shares held by Shareholders (including their proxies) attending the AGM (%)For Against Abstain1 Report of the Board of Directors for 2025 of CHINA BOHAI 13,287,920,415 7,900,000 1,257,500BANK CO, LTD (99931131%) (0059412%) (0009457%)2 Profit Distribution Plan for 2025 of CHINA BOHAI BANK 13,274,464,749 22,613,166 0CO, LTD (99829939%) (0170061%) (0000000%)3 Financial Budget Report for 2026 of CHINA BOHAI BANK 13,289,177,915 7,900,000 0CO, LTD (99940588%) (0059412%) (0000000%)4 Re-appointment of External Auditors for 2026 13,239,644,854 57,433,061 0(99568078%) (0431922%) (0000000%)5 Loan Reduction and Exemption Authorization Plan 13,289,177,915 7,900,000 0(99940588%) (0059412%) (0000000%)6 Remuneration for 2024 of Chairman 13,289,177,915 7,900,000 0(99940588%) (0059412%) (0000000%)As the resolutions numbered 1 to 6 were passed by more than half of the voting rights held by the Shareholders (including their proxies) attending the AGM, all such resolutions were duly passed as ordinary resolutionsBy order of the BoardCHINA BOHAI BANK CO, LTDWANG JinhongChairmanTianjin, ChinaJune 17, 2026As of the date of this announcement, the Board comprises Mr WANG Jinhong and Mr QU Hongzhi as executive directors; Mr AU Siu Luen, Ms YUAN Wei, Ms CUI Hongqin, Mr HU Aimin, Mr ZHANG Yunji and Ms LING Yingjie (employee director) as non-executive directors; and Mr TSE Yat Hong, Mr SHUM Siu Hung Patrick, Ms WANG Aijian, Mr LIU Junmin, Mr LIU Lanbiao and Mr OUYANG Yong as independent non-executive directors2

ANNUAL THE OF GENERAL RESULTS

2026-06-17 18:56:31

Regulatory Documents

CHINA BOHAI BANK CO, LTD渤海銀行股份有限公司(A joint stock company incorporated in the People’s Republic of China with limited liability)LIST OF DIRECTORS AND THEIR ROLES AND FUNCTIONSThe members of the board of directors (the “Director(s)”) of CHINA BOHAI BANK CO, LTD (the “Board”) are set out below:Executive Directors:Mr WANG Jinhong (Chairman)Mr QU HongzhiNon-executive Directors:Mr AU Siu Luen (Vice chairman)Ms YUAN Wei Ms CUI Hongqin Mr HU AiminMr ZHANG YunjiMs LING Yingjie (Employee director)Independent Non-executive Directors:Mr TSE Yat HongMr SHUM Siu Hung Patrick Ms WANG AijianMr LIU Junmin Mr LIU LanbiaoMr OUYANG Yong1The Board has established five committees The table below provides membership information of these committees on which each Board member servesRisk Audit and Development Management Related Party Consumer Nomination Strategy and Committee and Green Transactions Rights and InclusiveFinance Control Protection Remuneration Finance Director Committee Committee Committee Committee CommitteeMr WANG Jinhong Member ChairpersonMr QU Hongzhi Member Member MemberMr AU Siu Luen Member Member Member MemberMs YUAN Wei Member MemberMs CUI Hongqin MemberMr HU Aimin MemberMr ZHANG Yunji Member MemberMr TSE Yat Hong Member Member ChairpersonMr SHUM Siu Hung Patrick Member Member Member MemberMs WANG Aijian Member MemberMr LIU Junmin ChairpersonMr LIU Lanbiao Member Member MemberMr OUYANG Yong Chairperson Chairperson MemberTianjin, China June 4, 20262

THEIR AND ROLES DIRECTORS OF

2024-04-19 10:04:19

Announcements & Notices

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 announcementCHINA BOHAI BANK CO, LTD渤海銀行股份有限公司(A joint stock company incorporated in the People’s Republic of China with limited liability)(Stock Code: 9668)APPROVAL ON THE QUALIFICATION OF EMPLOYEE DIRECTORBY THE NATIONAL FINANCIAL REGULATORY ADMINISTRATIONReference is made to the announcement of CHINA BOHAI BANK CO, LTD (the “Bank”) dated February 3, 2026 (the “Announcement”), in relation to the election of Ms LING Yingjie as an employee director of the Bank by the Employee Representative Meeting of the Bank Capitalised terms used herein, unless otherwise defined, shall have the same meanings as those defined in the AnnouncementThe Bank has recently received the Approval from the National Financial Regulatory Administration on the Qualification of LING Yingjie as Director of China Bohai Bank (Jin Fu [2026] No 312) Pursuant to relevant requirements, the qualification of Ms LING as a director of the Bank has been approved by the National Financial Regulatory Administration Since June 2, 2026, Ms LING has been an employee director of the sixth session of the Board of the Bank The Board would like to take this opportunity to welcome Ms LING on her new appointment in the Bank Please refer to the Announcement for the biographical details of Ms LINGBy order of the BoardCHINA BOHAI BANK CO, LTDWANG JinhongChairmanTianjin, ChinaJune 4, 2026As of the date of this announcement, the Board of the Bank comprises Mr WANG Jinhong and Mr QU Hongzhi as executive directors; Mr AU Siu Luen, Ms YUAN Wei, Ms CUI Hongqin, Mr HU Aimin, Mr ZHANG Yunji and Ms LING Yingjie (employee director) as non-executive directors; and Mr TSE Yat Hong, Mr SHUM Siu Hung Patrick, Ms WANG Aijian, Mr LIU Junmin, Mr LIU Lanbiao and Mr OUYANG Yong as independent non-executive directors

THE BY NATIONAL OF QUALIFICATION

2026-06-04 18:29:51

Announcements & Notices

ISSUER FOR SECURITIES ON MOVEMENTS

2026-06-04 11:15:56

Announcements & Notices

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 announcementCHINA BOHAI BANK CO, LTD渤海銀行股份有限公司(A joint stock company incorporated in the People’s Republic of China with limited liability)(Stock Code: 9668)ANNOUNCEMENT ON COMPLETION OF ISSUE OF TIER 2 CAPITAL BONDSThe board of directors (the “Board”) of CHINA BOHAI BANK CO, LTD (the “Bank”) is pleased to announce that, as considered and approved at the 2024 first extraordinary general meeting of the Bank and approved by the National Financial Regulatory Administration and the People’s Bank of China, the Bank issued the “CHINA BOHAI BANK CO, LTD 2026 Tier 2 Capital Bonds” (the “Bonds”) in China national inter-bank bond market The bookkeeping of the Bonds was filed on May 19, 2026, the issue of the Bonds was completed on May 21, 2026 and the Bonds have accrued interest with effect from May 21, 2026The total issue size of the Bonds is RMB9 billion The Bonds are ten-year fixed rate bonds with a right allowing issuer to redeem subject to conditions precedent at the end of the 5th year and a coupon rate of 210%The proceeds from the issue of the Bonds after deducting expenses for the issuance will be entirely used to replenish the Bank’s tier 2 capitalBy order of the BoardCHINA BOHAI BANK CO, LTDWANG JinhongChairmanTianjin, ChinaMay 21, 2026As of the date of this announcement, the Board of the Bank comprises Mr WANG Jinhong and Mr QU Hongzhi as executive directors; Mr AU Siu Luen, Ms YUAN Wei, Ms CUI Hongqin, Mr HU Aimin and Mr ZHANG Yunji as non-executive directors; and Mr TSE Yat Hong, Mr SHUM Siu Hung Patrick, Ms WANG Aijian, Mr LIU Junmin, Mr LIU Lanbiao and Mr OUYANG Yong as independent non-executive directors

OF ISSUE COMPLETION TIER CAPITAL

2026-05-21 18:48:38

Announcements & Notices

CHINA BOHAI BANK CO, LTD渤海銀行股份有限公司(A joint stock company incorporated in the People’s Republic of China with limited liability)(Stock Code: 9668)PROXY FORM FOR THE 2025 ANNUAL GENERAL MEETINGI/We(Note 1)of (address)(Note 2)being the holder(s) of Domestic Unlisted Share(s)/H Share(s)(Note 3) of CHINA BOHAI BANK CO, LTD(the “Bank”), hereby appoint(Note 4) the Chairman of the AGM, orof (address)as my/our proxy to attend and vote for me/us and on my/our behalf at the annual general meeting (“AGM”) to be held at 2:00 pm on Wednesday,June 17, 2026 at Meeting Room 6702, China Bohai Bank Tower, 218 Haihe East Road, Hedong District, Tianjin, China as indicated hereunderin respect of the resolutions set out in the notice of the AGM In the absence of any indication, the proxy may vote at his/her own discretion Unlessotherwise indicated, the terms used in this form has the same meanings as those defined in the circular of the Bank dated May 21, 2026ORDINARY RESOLUTIONS(Note 5) For(Note 6) Against(Note 6) Abstain(Note 6)1 Report of the Board of Directors for 2025 of CHINA BOHAI BANK CO,LTD2 Profit Distribution Plan for 2025 of CHINA BOHAI BANK CO, LTD3 Financial Budget Report for 2026 of CHINA BOHAI BANK CO, LTD4 Re-appointment of External Auditors for 20265 Loan Reduction and Exemption Authorization Plan6 Remuneration for 2024 of ChairmanDate: , 2026 Signature(s)(Note 7):Notes:1 Please insert your full name(s) (in Chinese or English) as shown in the share register of the Bank in BLOCK LETTERS2 Please insert your address(es) as shown in the share register of the Bank in BLOCK LETTERS3 Please insert the number of shares registered in your name(s) relating to this form of proxy Please also strike out the irrelevant type of shares (DomesticUnlisted Shares/H Shares) If no number is inserted, this form of proxy will be deemed to relate to all the Shares in the Bank registered in your name(s)4 If any proxy other than the Chairman of the AGM of the Bank is preferred, please cross out the words “the Chairman of the AGM, or” and insert the name(s)and address(es) of the proxy(ies) desired in the spaces provided A Shareholder that has the right to attend and vote in the AGM may appoint one or more proxies(who need not be a Shareholder of the Bank) to attend and vote on his/her behalf Any joint Shareholder may sign this form of proxy If there are more thanone joint Shareholder present in person or by proxy, the vote of the senior joint Shareholder who tenders a vote, whether in person or by proxy, shall be acceptedto the exclusion of the votes of the other joint Shareholder(s) For this purpose, seniority of the Shareholders will be determined by the order in which the namesof the joint Shareholders of the relevant shares stand in the share register5 Ordinary resolutions shall be approved by a simple majority of voting rights held by the Shareholders (including their proxies) attending the Shareholders’general meeting Special resolutions shall be approved by no less than two-thirds of voting rights held by the Shareholders (including their proxies) attendingthe Shareholders’ general meeting6 Important: If you wish to vote for any resolution, place a “” in the box marked “For” If you wish to vote against any resolution, place a “” in the box marked“Against” If you wish to abstain from voting on any resolution, place a “” in the box marked “Abstain” The votes shall be counted into abstention duringthe process of enumeration for the resolution(s) concerned if the voter has voted for abstention or has given up the right to vote Failure to give any instructionwill entitle your proxy to vote on your behalf at his/her discretion Any alteration made to this form of proxy must be signed by the signatory7 A Shareholder shall appoint a proxy in writing under the hand of the appointor or his/her attorney duly authorized in writing, or either under seal or under thehand of its director or attorney duly authorized if the appointor is a legal entity If this form of proxy is signed by a person authorized by the appointor, thepowers of attorney or other instruments of authorization shall be notarised8 If you intend to appoint a proxy to attend the AGM, you are required to complete and return the accompanying proxy form in accordance with the instructionsprinted thereon (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 behalfof the appointor) For holders of H Shares, the proxy form should be returned to Computershare Hong Kong Investor Services Limited at 17M Floor, HopewellCentre, 183 Queen’s Road East, Wanchai, Hong Kong For holders of Domestic Unlisted Shares, this form of proxy should be returned to the office of the boardof directors of the Bank at 218 Haihe East Road, Hedong District, Tianjin, China, Postcode: 300012; and in any event, not later than 24 hours before the timeappointed for holding the AGM or any adjournment thereof Completion and return of the proxy form will not preclude you from attending and voting in personat the AGM or any adjournment thereof should you so wish and, in such event, the proxy form shall be deemed to have been revokedPERSONAL INFORMATION COLLECTION STATEMENTYour supply of your and your proxy’s (or proxies’) name(s) and address(es) is on a voluntary basis for the purpose of processing your request for the appointment ofa proxy (or proxies) and your voting instructions for the meeting of the Bank (the “Purposes”) We may transfer your and your proxy’s (or proxies’) name(s) andaddress(es) to our agent, contractor, or third party service provider who provides administrative, computer and other services to us for use in connection with thePurposes and to such parties who are authorized by law to request the information or are otherwise relevant for the Purposes and need to receive the information Yourand your proxy’s (or proxies’) name(s) and address(es) will be retained for such period as may be necessary to fulfil the Purposes Request for access to and/or correctionof the relevant personal data can be made in accordance with the provisions of the Personal Data (Privacy) Ordinance and any such request should be in writing bymail to the Bank/Computershare Hong Kong Investor Services Limited at the above addresses

ANNUAL FOR THE GENERAL FORM

2026-05-21 18:48:08