General Updates

August 28, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, C-1, Block G, Dalal Street, Bandra-Kurla Complex, Mumbai 400 001 Bandra (East), Mumbai 400 051 Scrip Code: 544184 Symbol: BOROSCI Dear Sirs, Subject: 35th Annual General Meeting of Borosil Scientific Limited (the “Company”) This is to inform that the 35th Annual General Meeting (“AGM”) of the Members of the Company will be held on Friday, September 25, 2026 at 11:00 a.m. (IST) through Video Conferencing (“VC”) facility / Other Audio-Visual Means (“OAVM”), in compliance with all the applicable provisions of the Companies Act, 2013 and the rules made thereunder and the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) read with all the applicable circulars on the matter issued by the Ministry of Corporate Affairs (“MCA”). In compliance with the applicable provisions of MCA Circulars and SEBI Listing Regulations, the Annual Report for the financial year 2025-26 (including the Notice of the AGM) will be sent, electronically, to those members holding shares as on Friday, August 21, 2026 and whose email addresses are registered with the Registrar to an Issue and Share Transfer Agent (“RTA”) / Depositories. The said Annual Report, including the Notice of the AGM, will also be made available on the website of the Company at www.borosilscientific.com. Further, in compliance with Regulation 36(1)(b) of the SEBI Listing Regulations, the Company will be sending letters, inter alia, containing a web link to access the Annual Report for the financial year 2025-26, including the Notice of the AGM, to those members (as on Friday, August 21, 2026) whose email addresses are not registered with the RTA / Depositories. The Company will be providing to the members the facility to exercise their right to vote by electronic means, i.e. remote e-voting and e-voting at the AGM (together referred to as the “e-voting facility”). The remote e- voting shall commence at Tuesday, September 22, 2026, from 9:00 a.m. (IST) and will end on Thursday, September 24, 2026, at 5:00 p.m. (IST). The details such as manner of (i) casting vote through e-voting facility (ii) attending the AGM through VC/OAVM and (iii) registering / updating e-mail address / bank account details, etc. have been set out in the Notice. A member, whose name is recorded in the Register of Members or in the Register of Beneficial Owners maintained by the RTA / Depositories as on the Cut-off Date, i.e. Friday, September 18, 2026, only shall be entitled to avail the e-voting facility and attend the AGM. Voting rights of a member shall be in proportion to his/her/its shareholding in the paid-up share capital of the Company as on the Cut- off date. Please take the above on record. Yours faithfully, For Borosil Scientific Limited Ramavtar Sharma Company Secretary & Compliance Officer