Diffusion Engineers Limited — Call Transcript 2025

May 16, 2025

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Date: May 16, 2025

To, To, The Manager The Manager Listing Department Corporate Relationship Department National Stock Exchange of India Limited BSE Limited Exchange Plaza, Bandra Kurla Complex Floor 25, Phiroze Jeejeebhoy Towers, Bandra (East), Dalal Street, Mumbai - 400 051 Mumbai - 400 001 NSE Symbol: DIFFNKG BSE Scrip Code - 544264

Dear Sir/Madam,

– Subject: Audio recording of the Earning Conference Call with Investor & Analyst Q4 Results

Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, the audio recording of the Investor & Analyst meet held today i.e., May 16, 2025 on the Audited Financial Results of the Company for the quarter and financial year ended March 31, 2025, has been made available under the following link:

https://ccreservations.com/recordings/data/10032420.mp3

Thanking You. Yours faithfully,

For Diffusion Engineers Limited

CHANCHAL Digitally signed by CHANCHAL RAJESH RAJESH JAISWAL JAISWAL Date: 2025.05.16 18:49:08 +05'30'

Chanchal Jaiswal Company Secretary and Compliance Officer Membership no. A67136

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