Acquisition

September 29, 2026 To, To, National Stock Exchange of India Limited BSE Limited Exchange Plaza, Bandra Kurla Complex Floor no. 25, PJ Towers Bandra (E) Dalal Street Mumbai – 400 051 Mumbai – 400 001 Trading Symbol: “SOLARINDS EQ” Scrip Code: 532725 Ref: Regulation 30 read with part A of Schedule Ill and other Regulations of SEBI (Listing Obligation & Disclosure Requirement), 2015. Dear Sir/Madam, In terms of Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”) read with Part A of Schedule III of Listing Regulations, this is to inform that Solar Overseas Mauritius Limited a Wholly Owned Subsidiary Company, of the Company, has incorporated “Solar Explochem Proprietary Limited“ a Subsidiary in Republic of Botswana, on September 29, 2026. We are enclosing herewith the brief details of the above as prescribed under SEBI Listing Regulations as Annexure - A. You are kindly requested to take the above information on record. Thanking You Yours truly, For Solar Industries India Limited Khushboo Pasari Company Secretary & Compliance Officer ANNEXURE A Information as required under Para (A) of Part (A) of Schedule III to the Regulation 30 SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015: Sr. Details of events that need to be Information of such event/(s) No. Provided 1. Name of the entity, date & country 1. Name: Solar Explochem Proprietary Limited of incorporation, etc. 2. Country: Republic of Botswana 3. Date of Incorporation: September 29, 2026 2. Name of holding company of the Solar Overseas Mauritius Limited is the holding company incorporated company and of Solar Explochem Proprietary Limited. relation with the listed entity Solar Explochem Proprietary Limited is a step-down subsidiary of the Company. 3. Industry to which the entity being Explosives Industry incorporated belongs 4. Brief background about the entity Expansion of business operations incorporated in terms of products/ line of business 5. Brief details of any governmental Not Applicable or regulatory approvals required for the incorporation 6. Nature of consideration - whether Initial Capital Subscription in Cash cash consideration or share swap and details of the same 7. Cost of subscription/price at USD 325,000 which the shares are subscribed 8. Percentage of shareholding/ 65% control by the listed entity and /or number of shares allotted