National Oxygen Ltdhas informed BSE that the meeting of the Board of Directors of the Company is scheduled on 13/11/2026 ,inter alia, to consider and approve the Unaudited Financial Results of the Company for the quarter and half year ended 30th September, 2026 along with the Limited Review Report issued by the Statutory Auditors of the Company

(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-mail : sa@l noelgrsoup .com, contact@nolgroup.com, CIN No. L24111TN1974PLC006819 07-11-2026 BSE Limited Phiroze Jeejeebhoy Towers Dalal Street Mumbai- 400 001 Scrip Code: 507813 Sub: - Intimation of Board Meeting to be held on Friday, 13" November 2026 1 Dear Sir, In compliance of Regulation 29 and 33 of SEBI (Listing Obligations and Disclosure ‘ Requirements) Regulations, 2015, it is hereby informed that a meeting of Board of Directors of the Company is scheduled to be held on Friday, 13 November 2026 inter alia, for the following agenda: 1. To consider and approve the unaudited Financial Results of the Company for the quarter ended 30t September 2026. In this connection, please refer to the earlier Company intimation dated 28 September 2026 wherein it was informed that pursuant to the Company’s Code of Conduct framed in accordance with the SEBI (Prohibition of Insider Trading) Regulations, 2015 (‘the Code), Trading Window for dealing in shares of the Company, for persons specified under the Code, is closed since Thursday, 01:t October 2026. The Trading Window shall remain closed up to 48 hours after the aforesaid Board Meeting for the consideration of unaudited Financial Results of the Company for the quarter ended 30t September 2026. This is for your information and record. Thanking you. For NATIONAL OXYGEN LIMITED RAJESH KUMAR SARAF MANAGING DIRECTOR DIN: 00007353 Breathing Life Into Industry FACTORY 1 R.S. No. 126/4 A, Pondy - Villupuram Road, Thiruvandar Koil, Puducherry - 605 102. Phone : (0413) 2640448 Fax : (0413) 2640181 E-mail : nolpondy @nolgroup.com FACTORY 2 R-5, Sipcot Industrial Growth Centre, Perundurai, Erode - 638 052, Tamilnadu, TS o IPSABTEL A BT B el « sardernarnrds s i el et v