Please find enclosed herewith update on the Incorporation of step down Subsidiary in Vietnam.

Viyash Scientific Limited (Formerly known as Sequent Scientific Limited) Registered Office: 3rd Floor, Srivalli’s Corporate, Plot No.290, Road No.6, Sy.No.33, 34P to 39, Guttala Begumpet, Jubilee Hills, Hyderabad, Shaikpet, Telangana, India-500033 T: +91 40 23635000 E: investorrelations@viyash.com Website: www.viyash.com CIN: L99999TS1985PLC196357 November 2, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, Dalal Street, Fort, Bandra-Kurla Complex, Mumbai - 400 001 Bandra (East), Mumbai - 400 051 Scrip code: 512529 Symbol: VIYASH Subject: Intimation under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) – Incorporation of Alivira Vietnam Company Limited, a step down wholly owned subsidiary in Vietnam Dear Sir/ Madam, Pursuant to Regulation 30 of the SEBI Listing Regulations, and in continuation of our earlier disclosure dated August 11, 2026, we wish to inform you that Alivira Vietnam Company Limited has been incorporated in Vietnam on October 30, 2026, as a wholly owned subsidiary of Alivira Animal Health Limited, India, a wholly owned subsidiary of the Company. Consequently, Alivira Vietnam Company Limited has become a step-down wholly owned subsidiary of the Company with effect from October 30, 2026. The Company received confirmation of the aforesaid incorporation on November 2, 2026. Updated details required in terms of Regulation 30 read with Schedule III Part A, Para A (1) of the SEBI Listing Regulations read with applicable SEBI circular(s) as amended from time to time is enclosed as “Annexure – A”. We request you to take the same on record. Yours faithfully, For Viyash Scientific Limited (Formerly known as Sequent Scientific Limited) Yoshita Vora Company Secretary & Compliance Officer Viyash Scientific Limited (Formerly known as Sequent Scientific Limited) Registered Office: 3rd Floor, Srivalli’s Corporate, Plot No.290, Road No.6, Sy.No.33, 34P to 39, Guttala Begumpet, Jubilee Hills, Hyderabad, Shaikpet, Telangana, India-500033 T: +91 40 23635000 E: investorrelations@viyash.com Website: www.viyash.com CIN: L99999TS1985PLC196357 Annexure - A Disclosure under Regulation 30 read with Para A(1) of Part A of Schedule III of the SEBI Listing Regulations and the SEBI Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026: Sr. Particulars Details i. Name of the entity, date & country of Name: Alivira Vietnam Company Limited incorporation; Date: October 30, 2026 Country of Incorporation: Vietnam ii. Name of holding company of the The incorporated entity ‘Alivira Vietnam Company Limited’ incorporated company and relation with has become a step-down subsidiary of the Company, and wholly the listed entity; owned subsidiary of Alivira Animal Health Limited, India (“AAHL”). Furthermore, it has become a related party in terms of applicable regulations. iii. Industry to which the entity being Pharmaceuticals incorporated belongs; iv. Brief background about the entity The incorporated entity ‘Alivira Vietnam Company Limited’ is incorporated in terms of products / line of expected to undertake the importation, registration, marketing, business; sale and distribution of animal health products, active pharmaceutical ingredients (APIs), and phytogenic solutions in Vietnam. The entity is proposed to commercialize its products primarily through a distributor network, while also catering directly to select strategic key accounts. It is expected to provide commercial, technical and marketing support to customers and business partners to facilitate market development and business growth in Vietnam. v. Brief details of any governmental or Not Applicable, as the Company has already been incorporated. regulatory approvals required for the incorporation; vi. Nature of consideration - whether cash Cash consideration consideration or share swap and details of the same; vii. Cost of subscription / price at which the Investment of upto USD 400,000 by AAHL, a wholly owned shares are subscribed; subsidiary of the Company. viii. Percentage of shareholding / control by the 100% investment by AAHL. listed entity and / or number of shares allotted.