National Oxygen Ltdhas informed BSE that the meeting of the Board of Directors of the Company is scheduled on 04/08/2026 ,inter alia, to consider and approve A) To fix Day, Date, Time and ....

(An I1SO 9001 : 2015 Company) Manufacturer of : Liquid & Gaseous Oxygen, Liquid & Gaseous Nitrogen, Liquid & Gaseous Nitrous Oxide, Liquid & Gaseous Medical Oxygen & Dissolved Acetylene Gas Regd. Office : S-1, 2nd Floor, Alsa Mall, New No.4 Old No.149, Montieth Road, Egmore, Chennai - 600 008. Ph : (044) 2852 0096 / 97 / 98 Fax : (044) 2852 0095 E-malil : sales @nolgroup.com, contact@nolgroup.com, CIN No. L24111TN1974PLC006819 Date: 30 July, 2026 Department of Corporate Services, BSE Limited (BSE) 25" Floor, Phiroze JeeJeeBhoy Towers, Dalal Street, Fort, Mumbai - 400001. Scrip Code: 507813; ISIN: INE296D01010 Subject: Reference: Regulation 29 of the SEBI Listing Regulations Pursuant to the provisions of Regulation 29 and other applicable provisions of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 ("SEBI Listing Regulations”), it is hereby informed that a meeting of the Board of Directors of National Oxygen Limited (‘the Company’) is scheduled to be held on Tuesday, 04" August, 2026, inter aiia to consider the following agenda: a) To fix Day, Date, Time and Venue for the ensuing Annual General Meeting (AGM) for the financial year 2025-26. b) To Consider and approve Notice of ensuing AGM, Board's Report and Secretariai Audit Report for the financial year 2025-26. c) To fix the date for book closure. d) To appoint intermediary agencies like CDSL/NSDL for e-Voting. e) To consider and approve appointment of Scrutinizer for e-voting to be conducted in the ensuing Annual General Meeting. f) To adopt new set of Memorandum of Association (MOA) as per the provision of Companies act, 2013 Breathing Life Into Industry FACTORY 1 : PR. hS o. nN eo . (1 02 46 1/ 34 A 2, 4P 0o 4n 4d 8y F- aV xi l :l (u 0p 4u 1r 3a )m 2R 6o 4a 0d 1, 8T 1h i Er -u mv aa in ld a oK loi pl o, P dyu d @u nc oh le gr rr oy 6 .0 c5 m1 02. FACTORY 2 R-5, Sipcot Industrial Growth Centre, Perundurai, Erode - 638 052, Tamilnadu, Ph : (04294) 234145 E-mail : nolperundurai@nolgroup.com FACTORY 3 karai, Mathur - 62251 @ National Oxygen Limited g) To adopt new set of Articles of Association (AOA) as per the provision of Companies act, 2013 f) Any other business with the permission of the Chair. This is for your information and records. Thanking You, Yours Faithfully, For National Oxygen Limited Rajesh Kumar Saraf Managing Director DIN: 00007353