Intimation of Cessation of Investor Relations (IR) Agency and Appointment of New Investor Relations (IR) Agency

CUBEX TUBINGS LIMITED (AN ISO 9001:2008 CERTIFIED COMPANY) CIN: L27109TG1979PLC002504 Date: 04-11-2026 To, To, BSE Limited The National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, 5th Floor, Plot No. C/1, "G" Dalal Street, Block, Mumbai - 400 001 BKC Complex, Bandra (East), Scrip Code: 526027 Mumbai - 400 051 NSE Symbol: CUBEXTUB Dear Sir/Madam, Subject: Intimation of Cessation of Investor Relations (IR) Agency and Appointment of New Investor Relations (IR) Agency This is in continuation to our intimation dated 06-10-2026 regarding the appointment of Finportal Investments Private Limited as the Investor Relations (IR) Agency of the Company Pursuant to the provisions of Regulation 30 read with Schedule 1l of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we hereby inform you that CUBEX TUBINGS LIMITED ("the Company") has, by mutual consent, discontinued the engagement of Finportal Investments Private Limited as its Investor Relations (IR) Agency with effect from the close of business hours on 04-11-2026. Further, the Company has appointed Chanakya Advisors as its Investor Relations (IR) Agency to provide Investor Relations Advisory Services with effect from 05-11-2026. The specific email ID designated by the Company for all investor-related queries, concerns or requests, i.e., ir@cubextubings.com, remains unchanged. All future concerns related to investors and stakeholders shall continue to be directed to the email address mentioned above. The above information shall also be made available on the Company's website. This is for your information and record. Thanking you, Yours faithfully, For CUBEX \TU\BLIVNG S LIMITED VIRENDRA BHANDARI MANAGING DIRECTOR (DIN: 00062228) REGD. OFFICE : 1-7-27 TO 34, 2ND FLOOR, SHYAM TOWERS, S.D. ROAD, SECUNDERABAD - 500 003. TELANGANA TEL : 040-27817440, 27817436 ADMN. OFFICE & FACTORY : SURVEY NOS. 464 & 482, NEAR IDA, PHASE-V, PATANCHERU - 502 319, SANGAREDDY DIST. TELANGANA TEL : 08455-285362, 285363, FAX : 08455-241675, email : cubex@rediffmail.com KOLKATA: 033-22436184, FAX : 28610672, CHENNAI : 044-22483187, FAX : 22484630