POLL RESULTS OF THE ANNUAL GENERAL MEETINGHELD ON JUNE 12, 2024

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.Under our weighted voting rights structure our share capital comprises Class A ordinary shares and Class B ordinary shares. Each Class A ordinary share entitles the holder to exercise one vote and each Class B ordinary share entitles the holder to exercise ten votes respectively on any resolution tabled at our general meetings except as may otherwise be required by law or by the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited or provided for in our memorandum and articles of association. Shareholders and prospective investors should be aware of the potential risks of investing in a company with a weighted voting rights structure. Our American depositary shares each representing three of our Class A ordinary shares are listed on the Nasdaq Global Select Market in the United States under the symbol BZUN.Baozun Inc.宝尊电商有限公司* (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9991) POLL RESULTS OF THE ANNUAL GENERAL MEETING HELD ON JUNE 12 2024 References are made to the circular (the “Circular”) of Baozun Inc. (the “Company”) incorporating amongst others the notice (the “Notice”) of the annual general meeting of the Company (the “AGM”) dated May 10 2024. Unless otherwise defined herein capitalized terms in this announcement shall have the same meanings as defined in the Circular.The board of directors (the “Board”) of the Company is pleased to announce that at the AGM held on June 12 2024 the Notice of which was given to the Shareholders on May 10 2024 all the proposed resolutions as set out in the Notice were taken by poll. The poll results are as follows: Number of Votes Cast Total Total Ordinary Resolutions (approximate % of total number of votes cast) Number of Number of For Against Abstain Votes Cast Voting Shares 1. To receive consider and adopt Class A ordinary 55989116 64191 105857 56053307 56053307the audited consolidated financial shares (“Class A (99.885482%) (0.114518%) (–%)sta tements for the year ended Shares”) December 31 2023 together with Class B ordinary 133007380 0 0 133007380 13300738the report of the directors of the shares (“Class B (100.000000%) (0.000000%) (–%)Company (the “Directors”) and the Shares”) independent auditor’s report.Total 188996496 64191 105857 189060687 69354045 (99.966047%)(0.033953%)(–%) 1Number of Votes Cast Total Total Ordinary Resolutions (approximate % of total number of votes cast) Number of Number of For Against Abstain Votes Cast Voting Shares 2. (a) To re-elect the following retiring Directors: (i) Mr. Vincent Wenbin Class A Shares 41115755 14908568 134841 56024323 56024323 Qiu as Director. (73.389115%) (26.610885%) (–%) Class B Shares 133007380 0 0 133007380 13300738 (100.000000%)(0.000000%)(–%) Total 174123135 14908568 134841 189031703 69325061 (92.113192%)(7.886808%)(–%) (ii) Mr. Junhua Wu as Class A Shares 40481902 15533139 144123 56015041 56015041 Director. (72.269700%) (27.730300%) (–%) Class B Shares 133007380 0 0 133007380 13300738 (100.000000%)(0.000000%)(–%) Total 173489282 15533139 144123 189022421 69315779 (91.782383%)(8.217617%)(–%) (b) To authorize the board of Class A Shares 55829599 165477 164088 55995076 55995076 Directors (the “Board”) to (99.704479%) (0.295521%) (–%) fix the Directors’ fees. Class B Shares 133007380 0 0 133007380 13300738 (100.000000%)(0.000000%)(–%) Total 188836979 165477 164088 189002456 69295814 (99.912447%)(0.087553%)(–%) 3. To re-appoint Deloi t te Touche Class A Shares 55890520 180771 87873 56071291 56071291 T o h m a t s u a s a u d i t o r o f t h e (99.677605%) (0.322395%) (–%) Company and authorize the Board Class B Shares 13300738 0 0 13300738 13300738 to fix its remuneration. (100.000000%) (0.000000%) (–%) Total 69191258 180771 87873 69372029 69372029 (99.739418%)(0.260582%)(–%) 2Number of Votes Cast Total Total Ordinary Resolutions (approximate % of total number of votes cast) Number of Number of For Against Abstain Votes Cast Voting Shares 4. To give a general mandate to the Class A Shares 30724927 25308648 125589 56033575 56033575 Directors to allot issue and deal (54.833066%) (45.166934%) (–%) with additional Class A ordinary Class B Shares 133007380 0 0 133007380 13300738 shares or American deposi tary (100.000000%) (0.000000%) (–%) s h a r e s o f t h e C o m p a n y ( t h e “ADSs”) and/or resell treasury Total 163732307 25308648 125589 189040955 69334313 shares of the Company (if permitted (86.612082%) (13.387918%) (–%) under the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited) not exceeding 20% of the number of the issued shares of the Company (excluding treasury shares) (the “Issue Mandate”). 5. To give a genera l mandate to Class A Shares 55984450 105657 69057 56090107 56090107 the Directors to buy back Class (99.811630%) (0.188370%) (–%) A ordinary shares or ADSs not Class B Shares 133007380 0 0 133007380 13300738 exceeding 10% of the number of (100.000000%) (0.000000%) (–%) the issued shares of the Company (excluding treasury shares). Total 188991830 105657 69057 189097487 69390845 (99.944126%)(0.055874%)(–%) 6. To extend the Issue Mandate by Class A Shares 30894798 25171603 92763 56066401 56066401 the number of Class A ordinary (55.103944%) (44.896056%) (–%) shares or ADSs bought back by the Class B Shares 133007380 0 0 133007380 13300738 Company. (100.000000%) (0.000000%) (–%) Total 163902178 25171603 92763 189073781 69367139 (86.686889%)(13.313111%)(–%) 3Notes: (a) As a majority of the votes were cast in favour of each of the resolutions numbered 1 to 6 above such resolutions were duly passed as ordinary resolutions.(b) As at the date of the AGM the total number of issued Shares was 184089962 Shares comprising 170789224 Class A Shares and 13300738 Class B Shares (with 2533803 Class A Shares represented by 844601 ADSs being bought back by the Company but pending cancellation) and the Company does not have any treasury shares.(c) In accordance with the Listing Rules each Class A Share and each Class B Share shall entitle its holder to one vote on a poll at the AGM in respect of the resolution numbered 3 above. Each Class A Share shall entitle its holder to one vote and each Class B Share shall entitle its holder to ten votes in respect of the resolutions numbered 1 2 and 4 to 6 above.(d) None of the Shareholder were required to abstain from voting in respect of the resolutions at the AGM. None of the Shareholders have stated their intention in the Circular to vote against or to abstain from voting on any of the resolutions proposed at the AGM. There were no Shares entitling the holders to attend and abstain from voting in favour of any resolution at the AGM as set out in Rule 13.40 of the Listing Rules.(e) Accordingly the total number of Shares entitling the holders to attend and vote for or against on the resolutions numbered 1 to 6 above at the AGM was 181556159 Shares comprising 168255421 Class A Shares and 13300738 Class B Shares. (f) Computershare Hong Kong Investor Services Limited the Company’s Hong Kong branch share registrar was appointed as the scrutineer for the purpose of vote-taking at the AGM.(g) Directors of the Company namely Mr. Vincent Wenbin Qiu Mr. Junhua Wu and Mr. Satoshi Okada and independent Directors of the Company namely Mr. Yiu Pong Chan and Mr. Benjamin Changqing Ye attended the AGM. Mr. Steve Hsien-Chieng Hsia was unable to attend the AGM due to other business commitments.By order of the Board Baozun Inc.Mr. Vincent Wenbin Qiu Chairman Hong Kong June 12 2024 As at the date of this announcement our board of directors comprises Mr. Vincent Wenbin Qiu as the chairman Mr. Junhua Wu and Mr. Satoshi Okada as directors and Mr. Yiu Pong Chan Mr.Steve Hsien-Chieng Hsia and Mr. Benjamin Changqing Ye as independent directors.* for identification purposes only 4