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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 March 2026 Status: New SubmissionTo : Hong Kong Exchanges and Clearing LimitedName of Issuer: CHINA BOHAI BANK CO, LTDDate Submitted: 08 April 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 (-) 0 RMB 0Balance 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 (-) 0 RMB 0Balance 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 (-) 0 0Balance 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 (-) 0 0Balance 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

2026-04-08 17:11:06

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)2025 ANNUAL RESULTS ANNOUNCEMENTThe Board of Directors (the “Board”) of CHINA BOHAI BANK CO, LTD (the “Bank”) hereby announces the audited consolidated results of the Bank and its subsidiary for the year ended December 31, 2025 This announcement, containing the full text of the 2025 annual report of the Bank, complies with the requirements of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited relating to information to accompany preliminary announcements of annual resultsPUBLICATION OF ANNUAL RESULTS ANNOUNCEMENT AND ANNUAL REPORTThe Chinese and English versions of this results announcement are available on the website of Hong Kong Exchanges and Clearing Limited ( wwwhkexnewshk) and the website of the Bank ( wwwcbhbcomcn) If there are any discrepancies in interpretations between the Chinese and English versions, the Chinese version shall prevail The printed version of the Bank’s 2025 annual report will be despatched to the holders of H shares of the Bank requiring printed copy subsequently and will be available for viewing on the website of Hong Kong Exchanges and Clearing Limited ( wwwhkexnewshk) and the website of the Bank ( wwwcbhbcomcn) in due courseBy order of the BoardCHINA BOHAI BANK CO, LTDWANG JinhongChairmanTianjin, ChinaMarch 26, 2026As at 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 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 directorsAnnual Report 2025Chairman’s Statement 5Chairman’s StatementIn 2025, China Bohai Bank adhered to the guidance of Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era, and fully studied and implemented the spirit of General Secretary Xi Jinping’s important discourses on financial work and his key remarks during his visit to Tianjin Adhering to keeping political consciousness in mind and putting people first in the financial work, with serving the real economy as the fundamental purpose, the Bank intensified and solidified the “five priorities”, and pursued the “Nine-Five-Three-One” development strategy The Bank forged ahead with determination and pursued reform and transformation with steady progress and improved quality in its overall operations Attributable to the enhanced Party building, the path of differentiated development became clearer, the intensive development continued to advance in depth, the risk management and compliance system implemented iterative upgrades, and the technology-empowered foundation was renewed and set in motion The Bank maintained growth in both operating income and net profit with stable outlook for international ratings, thus successfully concluding the 14th Five-Year Plan and laying a solid foundation for the launch of the 15th Five-Year PlanIn 2026, China Bohai Bank is entering a pivotal stage for deepening reform, transformation and development We will implement the decisions and deployments of the Party Central Committee, insist on the Party’s overall leadership, establish and practice a correct view of political achievements, and enhance the in-depth integration of Party building and business The Bank will adhere to a problem-oriented, action-oriented, and value-oriented approach, systematically advance various key tasks for transformation and development, focus on key objectives and build a solid foundation for transformation and development The Bank will deepen the “Nine Major Banks” initiative to showcase distinctive transformation and development, strengthen risk control support to enhance the foundation of transformation and development, solidify fundamental safeguards to elevate the quality of transformation and development, and fully advance the fundamental leap from “experience-driven” to “mechanism-driven” in operational management, ensuring the robust, orderly, and effective implementation of the “Nine-Five-Three-One” strategyDuring the 15th Five-Year Plan period, China Bohai Bank is committed to creating value through exceptional service and becoming a trusted professional bank for our customers We are also dedicated to refining our comparative advantages through our relentless pursuit of excellence with the aim of evolving into a distinctive boutique bank We will focus on achieving intensive development through strengthened governance with the aim of emerging as a value-driven bank committed to high-quality development We will always uphold our original aspiration for high-quality development, maintain our confidence in reform and transformation, strengthen our determination to enhance quality and efficiency, and persevere with dedication to achieve China Bohai Bank’s high-quality developmentWANG JinhongChairmanMarch 26, 2026CHINA BOHAI BANK CO, LTDAnnual Report 20256 President’s StatementPresident’s StatementIn 2025, the senior management of China Bohai Bank adhered to the guidance of Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era Following the directives set by the Party Committee and the Board of Directors of the Bank, we were committed to the general principle of pursuing progress while ensuring stability by promoting stability through progress, upholding fundamental principles while driving innovation, and establishing new practices before phasing out old ones Through systematic integration and synergistic collaboration, our key operational indicators continued to show steady improvement, continuously consolidating our positive growth trajectoryIn 2025, we remained dedicated to our mission, delivering on our commitments by deeply advancing the “five priorities” of finance We continuously strengthened our development foundation, deepened the development of our products and services, iteratively upgraded our business models, and comprehensively reinforced our risk management barriers, thereby achieving new success in serving the real economy The systematic execution of the “Nine-Five-Three-One” strategy facilitated deeper organic growth, which enabled us to strive for an optimal balance across multiple goals and tasks, leading to new breakthroughs in high-quality development As of the end of the Reporting Period, total assets amounted to RMB1,934,410 million, representing a year-on-year increase of 491%, while total liabilities amounted to RMB1,809,183 million, representing a year-on-year increase of 435% Net assets per share attributable to ordinary Shareholders of the Bank were RMB587, representing an increase of RMB029 as compared to the previous year The NPL ratio was 166%, representing a decrease of 01 percentage point as compared to the previous year, reflecting a continuous improvement in asset qualityNone of these achievements would have been possible without the support and assistance of all parties, and above all, the pragmatic and dedicated efforts of every member of our team We extend our gratitude to all sectors of society for their continued care and support for China Bohai Bank, and we thank all our employees for their hard work and unwavering commitmentIn 2026, the senior management of China Bohai Bank will earnestly follow General Secretary Xi Jinping’s important discourses on financial work and the spirit of the Central Economic Work Conference Adhering to the decision and deployment of the CPC Central Committee and the State Council, we will fully comply with the requirements of the Tianjin Committee of the CPC, Tianjin Municipal People’s Government and regulatory authorities Under the leadership of the Party Committee of the Bank, we will foster and apply a correct perspective on political performance, firmly uphold the fundamental purpose of serving the real economy with financial services, and remain anchored in the pursuit of high-quality development We will systematically coordinate our current steady operations with future sustainable development and adhere to refined management and targeted business expansion to optimize our existing portfolio through incremental growth while enhancing quality and efficiency, as well as complete all our annual targets and tasks in all aspects Through determined and practical actions, we will write a new chapter in China Bohai Bank’s journey towards high-quality developmentQU HongzhiPresidentMarch 26, 2026CHINA BOHAI BANK CO, LTD

RESULTS ANNUAL ANNOUNCEMENT

2026-03-26 21:40:55

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 YunjiIndependent 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 March 25, 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)CHANGE OF NON-EXECUTIVE DIRECTORReferences are made to the announcement dated October 10, 2025, the circular of the 2025 third extraordinary general meeting dated October 24, 2025 (the “Circular”) and the announcement of the poll results of the 2025 third extraordinary general meeting dated November 14, 2025 of CHINA BOHAI BANK CO, LTD (the “Bank”), in relation to, among others, the resignation of Mr DUAN Wenwu as a non-executive Director of the Bank and the election of Ms CUI Hongqin as a non-executive Director of the Bank Unless otherwise defined, capitalised terms used herein shall have the same meanings as those defined in the CircularThe Bank has recently received the Approval from the National Financial Regulatory Administration on the Qualification of CUI Hongqin as Director of China Bohai Bank (Jin Fu [2026] No 153) The National Financial Regulatory Administration has approved the qualification of Ms CUI as a Director of the Bank Ms CUI has been a non-executive Director of the sixth session of the Board of the Bank and a member of the Development Strategy and Inclusive Finance Committee of the Board since March 23, 2026 Mr DUAN has ceased to be a non-executive Director of the sixth session of the Board of the Bank and a member of the Development Strategy and Inclusive Finance Committee of the Board with effect from the same date The Board would like to express its sincere gratitude to Mr DUAN for his contribution to the development of the Bank during his tenure of office and would like to take this opportunity to welcome Ms CUI on her new appointments in the Bank Please refer to the Circular for the biographical details of Ms CUIBy order of the BoardCHINA BOHAI BANK CO, LTDWANG JinhongChairmanTianjin, ChinaMarch 25, 2026As at 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 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

CHANGE DIRECTOR NON-EXECUTIVE OF

2026-03-25 19:00:11

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 Thursday, March 26, 2026 for the purpose of, among other matters, considering and approving the annual results of the Bank and its subsidiary for the year ended December 31, 2025 and its publication and considering the recommendation on payment of a final dividend, if anyBy order of the BoardCHINA BOHAI BANK CO, LTDWANG JinhongChairmanTianjin, ChinaMarch 16, 2026As at 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, Mr DUAN Wenwu, 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

NOTICE OF MEETING BOARD

2026-03-16 17:04:44

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)APPOINTMENT OF CHIEF COMPLIANCE OFFICERCHINA BOHAI BANK CO, LTD (the “Bank”) hereby announces that on March 4, 2026, the board of directors has reviewed and approved the appointment of Mr QU Hongzhi to concurrently serve as the chief compliance officer of the Bank for a term commencing from March 4, 2026 until the expiry of his term as the president (professional manager) of the Bank Mr QU Hongzhi currently serves as the deputy secretary of the party committee, an executive director, the president and the chief compliance officer of the Bank Please refer to the circular of the 2025 first extraordinary general meeting of the Bank dated January 3, 2025 for his biographyBy order of the BoardCHINA BOHAI BANK CO, LTDWANG JinhongChairmanTianjin, ChinaMarch 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, Mr DUAN Wenwu, 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

APPOINTMENT OF OFFICER COMPLIANCE CHIEF

2026-03-04 18:03:30

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: 28 February 2026 Status: New SubmissionTo : Hong Kong Exchanges and Clearing LimitedName of Issuer: CHINA BOHAI BANK CO, LTDDate Submitted: 04 March 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 (-) 0 RMB 0Balance 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 (-) 0 RMB 0Balance 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 120FF301II 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 (-) 0 0Balance 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 (-) 0 0Balance at close of the month 11,561,445,000 0 11,561,445,000Page 2 of 10 v 120FF301III 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 120FF301(B) Warrants to Issue Shares of the Issuer Not applicablePage 4 of 10 v 120FF301(C) Convertibles (ie Convertible into Shares of the Issuer) Not applicablePage 5 of 10 v 120FF301(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 120FF301(E) Other Movements in Issued Shares and/or Treasury Shares Not applicablePage 7 of 10 v 120FF301IV Information about Hong Kong Depositary Receipt (HDR) Not applicablePage 8 of 10 v 120FF301V Confirmations Not applicableSubmitted by: WANG JinhongTitle: Chairman(Director, Secretary or other Duly Authorised Officer)Page 9 of 10 v 120FF301Notes1 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 120

ISSUER FOR SECURITIES ON IN

2026-03-04 16:56:46

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 January 2026 Status: New SubmissionTo : Hong Kong Exchanges and Clearing LimitedName of Issuer: CHINA BOHAI BANK CO, LTDDate Submitted: 05 February 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 (-) 0 RMB 0Balance 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 (-) 0 RMB 0Balance 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 120FF301II 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 (-) 0 0Balance 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 (-) 0 0Balance at close of the month 11,561,445,000 0 11,561,445,000Page 2 of 10 v 120FF301III 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 120FF301(B) Warrants to Issue Shares of the Issuer Not applicablePage 4 of 10 v 120FF301(C) Convertibles (ie Convertible into Shares of the Issuer) Not applicablePage 5 of 10 v 120FF301(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 120FF301(E) Other Movements in Issued Shares and/or Treasury Shares Not applicablePage 7 of 10 v 120FF301IV Information about Hong Kong Depositary Receipt (HDR) Not applicablePage 8 of 10 v 120FF301V Confirmations Not applicableSubmitted by: WANG JinhongTitle: Chairman(Director, Secretary or other Duly Authorised Officer)Page 9 of 10 v 120FF301Notes1 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 120

ISSUER FOR ON SECURITIES MOVEMENTS

2026-02-05 16:03:56

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)APPOINTMENT OF EMPLOYEE DIRECTORThe board of directors (the “Board”) of CHINA BOHAI BANK CO, LTD (the “Bank”) is pleased to announce that, at the Employee Representative Meeting of the Bank convened on February 3, 2026, Ms LING Yingjie (“Ms LING”) has been elected as an employee director of the sixth session of the Board of the Bank Her term of office will commence from the date when her appointment qualification is approved by the regulatory authority and until the expiry of the term of the sixth session of the Board of the BankThe biographical details of Ms LING are set out below:Ms LING Yingjie (凌穎傑), born in 1972, is a senior economist with a bachelor’s degree She previously worked at Bank of Communications, where she held positions including the senior manager of the Personal Finance Department of the Guangxi Branch, the secretary of the party committee and the president of the Guilin Branch, the general manager of the Corporate Business Department as well as the general manager of the Asset Custody Department of the Guangxi Branch, and a member of the party committee and the deputy president of the Guangxi Branch She later served as a vice president of Beijing Orient Landscape & Environment Co, Ltd, and as an executive director, a member of the party committee and the deputy president (professional manager) of Tianjin Rural Commercial Bank She is currently the deputy secretary of the party committee and the president of the labor union of the BankSave as disclosed above, Ms LING has not held any directorship in other listed companies in the past three years or any other major appointment and qualification Save as disclosed above, Ms LING does not have any other relationships with other directors, senior management or substantial shareholders of the BankUpon the approval of her related appointment qualification by the regulatory authority, Ms LING will enter into a service contract with the Bank Her term of office as a director will commence from the date when her appointment qualification is approved by the regulatory authority and until the expiry of the term of the sixth session of the Board of the Bank Ms LING will not receive additional remuneration from the Bank for her role as an employee director of the Bank Pursuant to the contract entered into between Ms LING and the Bank, the remuneration (including wages, bonuses, etc) received by her during the period in which she holds other positions in the Bank is determined after annual assessment by the relevant internal departments of the Bank in accordance with the relevant laws and regulations, the Bank’s operating conditions, the Bank’s remuneration policy and the relevant performance appraisal method The Bank will disclose the details of the implementation of her annual remuneration in the annual report on an annual basis1In addition, Ms LING does not have any interests in the shares of the Bank within the meaning of Part XV of the Securities and Futures Ordinance (Chapter 571 of the Laws of Hong Kong) Save as disclosed herein, there are no other matters in relation to the appointment of Ms LING that need to be disclosed pursuant to Rule 1351(2) of the Rules Governing the Listing of Securities on the Hong Kong Stock Exchange nor any other matters that need to be brought to the attention of the shareholdersBy order of the BoardCHINA BOHAI BANK CO, LTDWANG JinhongChairmanTianjin, ChinaFebruary 3, 2026As at 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, Mr DUAN Wenwu, 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 directors2

APPOINTMENT OF DIRECTOR EMPLOYEE

2026-02-03 19:23:43

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 December 2025 Status: New SubmissionTo : Hong Kong Exchanges and Clearing LimitedName of Issuer: CHINA BOHAI BANK CO, LTDDate Submitted: 06 January 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 (-) 0 RMB 0Balance at close of the month 6,200,555,000 RMB 1 RMB 6,200,555,0002 Class of shares Other class (specify in description) 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 (-) 0 RMB 0Balance 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 111FF301II Movements in Issued Shares and/or Treasury Shares1 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 (-) 0 0Balance at close of the month 6,200,555,000 0 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 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 (-) 0 0Balance at close of the month 11,561,445,000 0 11,561,445,000Page 2 of 10 v 111FF301III 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 111FF301(B) Warrants to Issue Shares of the Issuer Not applicablePage 4 of 10 v 111FF301(C) Convertibles (ie Convertible into Shares of the Issuer) Not applicablePage 5 of 10 v 111FF301(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 111FF301(E) Other Movements in Issued Shares and/or Treasury Shares Not applicablePage 7 of 10 v 111FF301IV Information about Hong Kong Depositary Receipt (HDR) Not applicablePage 8 of 10 v 111FF301V Confirmations Not applicableSubmitted by: WANG JinhongTitle: Chairman(Director, Secretary or other Duly Authorised Officer)Page 9 of 10 v 111FF301Notes1 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 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 return5 “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 111

ISSUER FOR SECURITIES ON IN

2026-01-06 10:50:54