POLL RESULTS OF EXTRAORDINARY GENERAL MEETING, H SHAREHOLDERS' CLASS MEETING AND A SHAREHOLDERS' CLASS MEETING

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.上海复旦微电子集团股份有限公司 Shanghai Fudan Microelectronics Group Company Limited* (a joint stock limited company incorporated in the People’s Republic of China) (Stock Code: 1385) POLL RESULTS OF EXTRAORDINARY GENERAL MEETING H SHAREHOLDERS’ CLASS MEETING AND A SHAREHOLDERS’ CLASS MEETING Reference is made to the announcement in relation to the circular (the “Circular”) the notice (the “EGM Notice”) of the extraordinary general meeting (the “EGM”) and the notice (the “HShareholders’ Class Meeting Notice”) of H Shareholders’ class meeting (the “H Shareholders’Class Meeting”) all dated 9 May 2024 of Shanghai Fudan Microelectronics Group Company Limited* (上海复旦微电子集团股份有限公司) (the “Company”). Unless otherwise defined terms used herein shall have the same meaning as defined in the Circular.POLL RESULTS OF THE EGM THE H SHAREHOLDERS’ CLASS MEETING AND THE A SHAREHOLDERS’ CLASS MEETING The Board announces that except the special resolutions No.1 and No.2 were not duly passed at the H Shareholders’ Class Meeting all the other proposed resolutions were duly passed by poll at the EGMthe H Shareholders’ Class Meeting and the A Shareholders’ class meeting (the “A Shareholders’ ClassMeeting”) held on 18 June 2024. Shareholders who are connected person of the Company to consider and approve and confirm the New Cooperation Agreement and the transactions contemplated thereunder and the Annual Caps (holding an aggregate of 117352546 Shares of the Company) have abstained from voting on Resolution 1 in the EGM Notice. Shareholders who are connected person of the Company and also the participants of the Possible Subscription for the A Share Convertible Corporate Bonds (holding an aggregate of 233912296 Shares of the Company) have abstained from voting on Resolution 4 in the EGM Notice.As at the date of the EGM the Company has a total of 819060400 Shares of RMB0.10 each in issue which was the total number of Shares entitling the Shareholders to attend the EGM. As to Resolutions 2 to 3 in the EGM Notice the number of Shares entitling the Shareholders to attend and vote on such resolutions at the meeting is 819060400 Shares. As to Resolution 1 in the EGM Notice the number of Shares entitling the shareholders to attend and vote on such resolution at the meeting is 701707854 shares. As to Resolution 4 in the EGM Notice the number of Shares entitling the shareholders to attend and vote on such resolution at the meeting is 585148104 shares. As at the date of the H Shareholders’ class meeting the Company has a total of 284330000 H Shares of RMB0.10 each in issue which was the total number of H Shares entitling the H Shareholders to attend the H Shareholders’ Class Meeting. As at the date of the A Shareholders’ Class Meeting the Company has a total of 534730400 A Shares of RMB0.10 each in issue which was the total number of A Shares entitling the A shareholders to attend the A Shareholders’ Class Meeting.Save for the abstention from voting by the relevant Shareholders who are also connected persons as mentioned above to the best knowledge information and belief of the Company: (1) there were no Shares entitling the holder to attend and abstain from voting in favor of the resolutions proposed at the EGM and the H Shareholders’ Class Meeting as set out in Rule 13.40 of the Listing 1Rules; (2) no Shareholder was required under the Listing Rules to abstain from voting on the resolutions proposed at the EGM and the H Shareholders’ Class Meeting; and (3) no party has stated any intention in the Circular to vote against or to abstain from voting on any of the resolutions proposed at the EGM and the H Shareholders’ Class Meeting.BDO Limited was appointed by the Company as scrutineer for vote-taking. Two shareholder representatives and one supervisor of the Company also participated in the vote-tabulation and acted as the scrutineer for vote-taking. Two lawyers from Shanghai Allbright Law Offices the PRC legal advisor of the Company witnessed the convening of the meetings the procedures for holding the meetings and the voting results.The followings are the poll results of the resolutions passed at the EGM: Number of votes Ordinary resolution (approximately %) Total votes For Against Abstained 1. (i) To consider and approve and confirm the 237420406 31525017 0 268945423 New Cooperation Agreement and the (88.28%) (11.72%) (0%) transactions contemplated thereunder and any other accompanying documents (ii) to consider and approve and confirm the 2025-2027 Annual Caps of the transactions contemplated under the New Cooperation Agreement and to revise the 2024 Annual Cap of the transactions contemplated under the Old Cooperation Agreement and the New Cooperation Agreement and (iii) to consider and authorize any Director on behalf of the Company to give effect to the New Cooperation Agreement and the transactions contemplated thereunder or to do such acts and things as the Director in his/her discretion may consider appropriate necessary or desirable to implement and sign or seal to execute any agreement deed written form and other documents or to make relevant arrangements under the circumstances in the interests of the Company and its shareholders as a whole to approve and make the relevant insignificant adverse change revise supplement or waive insignificant issues Special resolutions 2. To consider and approve the proposal in 342866597 43388372 0 386254969 relation to the extension of the validity (88.77%) (11.23%) (0%) period of the resolution in respect of the Issuance of A Share Convertible Corporate Bonds to Non-Specific Investors 3. To consider and approve the proposal in 321290203 43388372 21586394 386264969 relation to the extension of Authorisations (83.18%) (11.23%) (5.59%) to the Board and its authorised persons to deal with the matters relating to the Issuance of A Share Convertible Corporate Bonds to Non-Specific Investors at their absolute discretion 2Ordinary resolution 4. To consider and approve the proposal in 87377907 43388372 21586394 152352673 relation to the Connected Transaction in (57.35%) (28.48%) (14.17%) relation to Possible Subscription for A Share Convertible Corporate Bonds by Connected Persons * The full text of the Resolutions are set out in the EGM Notice and the Circular.As more than two-thirds of the votes were casted in favour of the special resolutions from No. 2 to No. 3 and more than 50% of the votes were casted in favour of the ordinary resolution No. 1 and No.4 the above resolutions of the EGM were duly passed as special resolutions and ordinary resolution of the Company respectively.The followings are the poll results of the resolutions passed at the H Shareholders’ Class Meeting: Number of votes Special resolutions (approximately %) Total votes For Against Abstained 1. To consider and approve the proposal in 40050359 44525895 0 84576254 relation to the extension of the validity (47.35%) (52.65%) (0%) period of the resolution in respect of the Issuance of A Share Convertible Corporate Bonds to Non-Specific Investors 2. To consider and approve the proposal in 38407359 44525895 0 82933254 relation to the extension of Authorisations to (46.31%) (53.69%) (0%) the Board and its authorised persons to deal with the matters relating to the Issuance of A Share Convertible Corporate Bonds to Non-Specific Investors at their absolute discretion * The full text of the Resolutions are set out in the H Shareholders’ Class Meeting Notice and the Circular.As the special resolution No.1 and No.2 were not cast in favour of by more than two-thirds of shareholders attending the H Shareholders’ Class Meeting and votes represented by them the special resolution No.1 and No.2 of the H Shareholders’ Class Meeting were not duly passed.The followings are the poll results of the resolutions passed at the A Shareholders’ class meeting: Number of votes Special resolutions (approximately %) Total votes For Against Abstained 1. To consider and approve the proposal in 305300238 10477 0 305310715 relation to the extension of the validity (99.99%) (0.01%) (0%) period of the resolution in respect of the Issuance of A Share Convertible Corporate Bonds to Non-Specific Investors 2. To consider and approve the proposal in 283713844 10477 21586394 305310715 relation to the extension of Authorisations to (92.92%) (0.01%) (7.07%) the Board and its authorised persons to deal with the matters relating to the Issuance of A Share Convertible Corporate Bonds to Non-Specific Investors at their absolute discretion 3As more than two-thirds of the votes were casted in favour of the special resolutions from No. 1 to No. 2 the above special resolutions of the A Shareholders’ Class Meeting were duly passed. All directors (namely Mr. Jiang Guoxing Mr. Shi Lei Mr. Yu Jun Ms. Zhang Qianling Mr. Sun Zheng Mr. Cao Zhongyong Mr. Cai Minyong Mr. Wang Pin and Ms. Zou Fuwen) have participated in the EGM the H Shareholders’ Class Meeting and the A Shareholders’ Class Meeting in person or by way of electronic means.By Order of the Board Shanghai Fudan Microelectronics Group Company Limited* Jiang Guoxing Chairman Shanghai the PRC 19 June 2024 As at the date of this announcement the Company’s executive Directors are Mr. Jiang Guoxing Mr.Shi Lei and Mr. Yu Jun; non-executive Directors are Ms. Zhang Qianling and Mr. Sun Zheng and independent non-executive Directors are Mr. Cao Zhongyong Mr. Cai Minyong Mr. Wang Pin and Ms. Zou Fuwen.* For identification purposes only 4