Josts Engineering Co. Ltd. — Capital/Financing Update 2025

Dec 4, 2025

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The Secretary, 4[th] December, 2025 BSE Ltd., Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai- 400001

Dear Sir,

Scrip Code- 505750

Subject- Intimation regarding receipt of Purchase order dated 2[nd] December, 2025 from North Bihar Power Distribution Company Limited.

In accordance with the provisions of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we are pleased to inform you that our Company has been received an order vide Purchase Order dated 2[nd] December, 2025, received by the Company on 3[rd] December, 2025 at 12:58 p.m. from North Bihar Power Distribution Company Limited. We hereby submit the details required under SEBI Circular no. SEBI/HO/CFD/PoD2/CIR/P/0155 dated November 11, 2024 are as follows:

a) Name of the entity awarding the order(s)/contract(s); North Bihar Power Distribution Company Limited

b) Significant terms and conditions of order(s)/contract(s) awarded in brief; Order of 3 Cable Fault Locator Van with portable Generator, delivery within 5 months from the date of issue of Purchase Order.

c) Whether order(s) / contract(s) have been awarded by domestic/ international entity; Domestic.

d) Nature of order(s) / contract(s); Design, Assembly, testing and Supply

e) whether domestic or international; Domestic.

f) Time period by which the order(s)/contract(s) is to be executed; Delivery within 5 months from the date of issue of Purchase Order.

g) Broad consideration or size of the order(s)/contract(s); The Order value being

Rs. 5,62,71,280.68/- (Rupees Five Crore Sixty Two Lakh Seventy One Thousand Two Hundred Eighty and Sixty Eight paise) inclusive of GST and other relevant charges.

h) 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; No

i) whether the order(s)/contract(s) would fall within related party transactions? If yes, whether the same is done at “arm’s length”.: No

We request the exchange to take this information on your record.

Thanking You,

Yours Faithfully,

For Jost’s Engineering Company Limited

BABITA Digitally signed by BABITA KUMARI KUMARI Date: 2025.12.04 09:37:36 +05'30' Babita Kumari Company Secretary & Compliance Officer M. No.: A40774

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