PFA

BIOGEN PHARMACHEM INDUSTRIES LIMITED CIN NO: L51100GJ1995PLC026702 (Formerly Known as SUN TECHNO OVERSEAS LIMITED) Date:04.09.2026 Department of Corporate Services BSE Limited, Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai - 400 001 Dear Sir/Madam, Scrip Code: 531752 Security ID: BIOGEN Sub: Intimation of Book Closure pursuant to Regulation 42 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015. Pursuant to Regulation 42 of the SEBI (Listing Obligations and Disclosure Requirements), 2015, the Register of Members and Share Transfer Books of the Company will remain closed from Tuesday, September 22, 2026 to Tuesday, September 29, 2026 (both days inclusive) for taking record of the Members of the Company for the purpose of Annual General Meeting of the Company to be held on 29th of September 2026. Security Code and ID / Symbol Type of security Book Closure both days inclusive BSE: Equity Shares Tuesday, September 22, 2026 to Security Code: 531752 Tuesday, September 29, 2026 Security ID: BIOGEN a) Date and Time of Commencement of E-voting Saturday, 26th September, 2026 at 09:00 A.M. b) Date and Time of ending of E- Voting Monday 28th September, 2026 at 05:00 P.M. c) Cut-Off date for determining the eligibility to vote by Electronics or in Tuesday, 22nd September 2026 the AGM You are requested to take note of the above and bring this to the notice of all concerned. Thanking you, Yours Faithfully, FOR, BIOGEN PHARMACHEM INDUSTRIES LIMITED Kelash Bunkar Director Registered Office Address: Shop No. 8, First Floor, Makers – 1 Building, Jawahar Road, Rajkot-360001 E mail biogenpharmachem@gmail.com