Bagging/Receiving of orders/contracts

HEG/SECTT/2026 September 18, 2026 To To BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, C-1, Block- G, Dalal Street, Mumbai - 400 001 Bandra Kurla Complex, Bandra (East), SCRIP CODE: 509631 Mumbai - 400 051 SYMBOL: HEG Subject: Intimation under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 – Receipt of orders by Replus Engitech Private Limited, a subsidiary of the Company Dear Sir/Madam, Pursuant to Regulation 30 read with Schedule III of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we wish to inform you that Replus Engitech Private Limited, a subsidiary of the Company, has received orders from Indus Towers Limited (formerly Bharti Infratel Limited) for the supply of Lithium-Ion Battery Banks. The details as required under Regulation 30 of the SEBI Listing Regulations, 2015 read with SEBI Master Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026 are enclosed as Annexure A: Kindly take the above information on record. Yours truly, For HEG Advanced Materials Limited (formerly HEG Limited) Ravi Gupta Company Secretary & Compliance Officer FCS No.: 5731 Encl.: A/A Annexure A Sl. No. Disclosure requirement Details 1. Name of the entity awarding the Indus Towers Limited (formerly order(s)/contract(s); Bharti Infratel Limited) 2. Significant terms and conditions of General condition as per purchase order(s)/contract(s) awarded in brief; orders. 3. Whether order(s) / contract(s) have been awarded The orders have been awarded by by domestic/ international entity; domestic entity 4. Nature of order(s) / contract(s); Supply of Lithium-Ion Battery Banks 5. Whether domestic or international Domestic 6. Time period by which the order(s)/contract(s) is to On or before March 31, 2027 or be executed such extended date as may be mutually agreed upon between the parties. 7. Broad consideration or size of the Rs. 217.56 (Rupees Two Hundred order(s)/contract(s); Seventeen Crore Fifty Six Lakh only), inclusive of GST 8. Whether the promoter/ promoter group / group No companies have any interest in the entity that awarded the order(s)/contract(s)? If yes, nature of interest and details thereof; 9. Whether the order(s)/contract(s) would fall within The transaction does not fall related party transactions? If yes, whether the same under related party transactions. is done at “arm’s length”.