Analysts/Institutional Investor Meet/Con. Call Updates

INDO BORAX & CHEMICALS LTD. Regd. Office: 506. 5th Floor, Tulsiani Chambers, Free Press Journal Marg, Nariman Point, Mumbai - 400021, India. Ph.: 022 35218591 • CIN: l24100MH1980PLC023177 Email : info(ll. indoborax.com • Website : www.indoborax.com Date: September 02, 2026 To, To, BSE Limited National Stock Exchange of India Limited Corporate Relationship Department Listing and Compliance Department Phiroze Jeejeebhoy Towers, Exchange Plaza, C-1, Block G Dalal Street, Fort, Bandra - Kurla Complex, Bandra (East), Mumbai - 400001 Mumbai-400051 Scrip Code: 524342 Symbol: INDOBORAX Dear Sir / Ma' am, Subject: Intimation under Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 ("Listing Regulations") - Audio Recording of 01FY27 Earnings Call This is in continuation to our letter dated September 01, 2026 wherein we had informed regarding an Earnings Call scheduled with Analysts / Investors on Wednesday, September 02, 2026 at 4:00 P.M. to discuss the Un-Audited (Standalone and Consolidated) Financial Results for the quarter ended June 30, 2026. Pursuant to Regulation 30 read with Part A of Schedule III of the Listing Regulations.rplease note that the audio link for the said earnings call is available at the website of the Company under the link: https://www.indoborax.com/images/Concall-indo%20Borax%20and%20Chernicals%20Ltd- 02092026.mp3 We request you to kindly take the same on record. Thanking you. Yours faithfully, For Indo Borax & Chemicals Limited Pravin Chavan Company Secretary and Compliance Officer Membership No.: A16857