POLL RESULTS OF THE ANNUAL GENERAL MEETING HELD ON 3 JUNE 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.Niche-Tech Semiconductor Materials Limited骏码半导体材料有限公司 (incorporated in the Cayman Islands with limited liability) (Stock Code: 8490) POLL RESULTS OF THE ANNUAL GENERAL MEETING HELD ON 3 JUNE 2024 The Board is pleased to announce that at the Annual General Meeting all the proposed resolutions as set out in the Notice were duly passed by the Shareholders by way of poll.Reference is made to the circular (the “Circular”) and the notice of annual general meeting of Niche-Tech Semiconductor Materials Limited dated 18 April 2024 (the “Notice”). Unless the context otherwise requires capitalised terms used herein shall have the same meanings as those defined in the Circular and the Notice.POLL RESULTS OF THE ANNUAL GENERAL MEETING The Board of the Company is pleased to announce the poll results of the Annual General Meeting held at Unit 208 2/F. Lakeside 1 Phase Two Hong Kong Science Park Pak Shek Kok New Territories Hong Kong on 3 June 2024. For details of the resolutions considered at the Annual General Meeting Shareholders should refer to the Notice. All the proposed resolutions set out in the Notice were voted by way of poll. The poll results are as follows: Number of Votes ORDINARY RESOLUTIONS (Approximate %) For Against 1. To receive and adopt the audited consolidated 419935000 0 financial statements of the Company and its (100%) (0%) subsidiaries and the reports of the Directors and the independent auditors of the Company for the year ended 31 December 2023. 1Number of Votes ORDINARY RESOLUTIONS (Approximate %) For Against 2. (a) To re-elect Professor Chow Chun Kay 419935000 0 Stephen as an executive Director. (100%) (0%) (b) T o r e - e l e c t M r . L i C h i u F a n a s a 419935000 0 non-executive Director. (100%) (0%) (c) To re -e lec t Mr . Ta i Chun Ki t as an 419935000 0 independent non-executive Director. (100%) (0%) 3. To authorise the Board to fix the Directors’ 419935000 0 remuneration. (100%) (0%) 4. To re-appoint Gary Cheng CPA Limited as the 419935000 0 Company’s independen t aud i to r s and to (100%) (0%) authorise the Board to fix their remuneration. 5. (A) To gran t to the Di rec tors a genera l 419935000 0 mandate to allot issue and otherwise deal (100%) (0%) i n t h e s h a r e s o f t h e C o m p a n y n o t exceeding 20% of the total number of shares of the Company in issue as at the date of this resolution. (B) To gran t to the Di rec tors a genera l 419935000 0 mandate to exercise the power of the (100%) (0%) Company to buy back its own shares not exceeding 10% of the total number of shares of the Company in issue as at the date of this resolution. (C) To extend the general mandate granted to 419935000 0 the Directors to allot issue and deal in (100%) (0%) additional shares of the Company in issue by adding the aggregate number of the shares bought back by the Company.Full text of the above resolutions were set out in the Notice.As more than 50% of the votes were cast in favour of the each of the above ordinary resolutions all resolutions were duly passed by the Shareholders by way of poll. 2As at the date of the Annual General Meeting the total number of issued Shares was 705500000 Shares which was the total number of Shares entitling the Shareholders to attend and vote on the resolutions proposed at the Annual General Meeting. Any abstained vote or waiver to vote was disregarded as voting rights for the purpose of calculating the result of each resolution. There were no Shares entitling the holders to attend and abstain from voting in favour of any of the resolutions at the Annual General Meeting as set out in Rule 17.47A of the GEM Listing Rules. No Shareholder was required to abstain from voting at the Annual General Meeting under the GEM Listing Rules. None of the Shareholders had stated their intention in the Circular to vote against or to abstain from voting on any of the resolutions at the Annual General Meeting.All Directors attended the Annual General Meeting in person or by electronic means.The Company’s Hong Kong branch share registrar Boardroom Share Registrars (HK) Limited acted as the scrutineer for the purpose of vote-taking at the Annual General Meeting.By Order of the Board Niche-Tech Semiconductor Materials Limited Chow Bok Hin Felix Executive Chairman and Executive Director Hong Kong 3 June 2024 As at the date of this announcement the executive Directors are Dr. Chow Bok Hin Felix Professor Chow Chun Kay Stephen and Mr. Shi Yiwu; the non-executive Director is Mr. Li Chiu Fan; and the independent non-executive Directors are Professor Ng Wang Wai Charles Mr. Poon Lai Yin Michael and Mr. Tai Chun Kit.This announcement for which the Directors collectively and individually accept full responsibility includes particulars given in compliance with the GEM Listing Rules for the purpose of giving information with regard to the Company. The Directors having made all reasonable enquiries confirm that to the best of their knowledge and belief the information contained in this announcement is accurate and complete in all material respects and not misleading or deceptive and there are no other matters the omission of which would make any statement herein or this announcement misleading.This announcement will remain on the “Latest Listed Company Information” page of the website of the Stock Exchange at www.hkexnews.hk for a minimum period of seven days from the date of its publication. This announcement will also be published on the Company’s website at www.nichetech.com.hk. 3