Diamond Power Infrastructure Limited — Capital/Financing Update 2025

Dec 17, 2025

DIAMOND POWER INFRASTRUCTURE LIMITED Corporate Office: A2- 12[th] Floor, “Palladium”, Near Orchid Wood, Opp. Divya Bhaskar, Corporate Road, Makarba, Ahmedabad, Gujarat, India-380 051 Website: www.dicabs.com

December 17, 2025

Corporate Relations Department Listing Department BSE Limited National Stock Exchange of India Limited 2[nd] Floor, P.J. Towers Exchange Plaza, Plot No. C/1, G- Block, Dalal Street, Bandra Kurla Complex, Bandra (E), Mumbai – 400 001 Mumbai – 400 051 Scrip Code: 522163 Scrip Symbol: DIACABS

Sub.: Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015

Re: Intimation of Receipt of Letter of Intent for the order

Dear Sir/Madam,

Pursuant to the relevant provisions of SEBI (Listing Obligation and Disclosure Requirements) Regulations, 2015, we would like to inform you that our company has received a letter of intent from Bondada Engineering Limited, EPC Contractor for Supply of Power Cables worth Rs. 55,54,00,000/- (Rupees Fifty-five Crores Fifty-four Lakhs only) exclusive GST.

Further the details as required under SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read with SEBI Master Circular No. SEBI/HO/CFD/PoD2/CIR/P/0155 dated November 11, 2024 is enclosed as Annexure A .

We request you to kindly take the above information on your record.

Thanking you,

Yours sincerely, For Diamond Power Infrastructure Limited

Digitally signed Diksha by Diksha Sharma Sharma Date: 2025.12.17 11:01:20 +05'30' Diksha Sharma Company Secretary

Encl: As above

Regd. Office & Factory: Vadadala, Phase – II Savli, Vadodara, Gujarat, India-391520 CIN: L31300GJ1992PLC018198 Email: cs@dicabs.com

Tel No.- 02667-251354/251516 Fax No.-02267-251202

DIAMOND POWER INFRASTRUCTURE LIMITED Corporate Office: A2- 12[th] Floor, “Palladium”, Near Orchid Wood, Opp. Divya Bhaskar, Corporate Road, Makarba, Ahmedabad, Gujarat, India-380 051 Website: www.dicabs.com

Annexure-A

DISCLOSURES PURSUANT TO REGULATION 30 OF THE SEBI (LISTING OBLIGATIONS AND DISCLOSURE REQUIREMENTS) REGULATIONS, 2015, READ WITH SEBI MASTER CIRCULAR NO. SEBI/HO/CFD/POD2/CIR/P/0155 DATED NOVEMBER 11, 2024

Intimation of Receipt of Letter of Intent for the order

SI. No.	Particulars in respect of the event	Details/Information of the event
1.	Name of the entity awarding the order(s)/contract(s)	Bondada Engineering Limited, EPC Contractor
2.	Significant terms and conditions of order(s)/contract(s) awarded in brief	Supply of Power Cables
3.	Whether order(s) / contract(s) have been awarded by domestic/ international entity	Domestic Entity
4.	Nature of order(s) / contract(s)	The PO has been awarded on “Kms rate basis with PV Formulae “
5.	Whether domestic or international	Domestic
6.	Time period by which the order(s)/contract(s) is to be executed	January 1, 2026 to July 31, 2026
7.	Broad consideration or size of the order(s)/contract(s)	Rs. 55,54,00,000/- exclusive tax
8.	Whether the promoter/ promoter group / group companies have any interest in the entity that awarded the order(s)/contract(s)? If yes, nature of interest and details thereof	None of the Promoter/Promoter Group/Group Companies have any interest in the entity.
9.	Whether the order(s)/contract(s) would fall within related party transactions? If yes, whether the same is done at “arm’s length”	The aforesaid work doesn’t fall under the ambit of Related Party Transactions

Regd. Office & Factory: Vadadala, Phase – II Savli, Vadodara, Gujarat, India-391520 CIN: L31300GJ1992PLC018198 Email: cs@dicabs.com Tel No.- 02667-251354/251516 Fax No.-02267-251202