The trading window of the company will be closed from the 01.10.2026 till the 48 hours of declaration of half yearly financial results of the company

O. P. CHAINS LIMITED Regd Off: 8/16 A, Seth Gali, Agra-282003 Uttar Pradesh (CIN: L27205UP2001PLC026372) E Mail: opchainscompany@gmail.com, Web: www.opchainsltd.com Ph: 0562-4045117, 4044990 Date: 24/09/2026 Corporate Compliance Department BSE Limited Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai-400001 Ref: Scrip Code: 539116 Sub: Closure of Trading Window Respected Sir/Ma’am, In compliances with the requirement of "The Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015" (as amended from time to time) and "Code of conduct for Regulating, Monitoring and Reporting Trading by Designated Persons and Immediate Relatives of Designated Persons and Adoption of Minimum Standards as Prescribed in the Law" as adopted by the Company, it is hereby informed that the Trading window for dealing in the securities of the Company shall remain closed for the Designated Persons and their Immediate Relatives from 1st October, 2026 till the end of 48 hours from the declaration of Financial Results for the half year ending 30th September, 2026. In view of the above, we wish to inform you that the Trading Window for dealing in the securities of the Company shall remain closed w.e.f 1st October, 2026 and will open after the 48 hours from the declaration of Un-Audited Financial Results of the Company for the half year ending 30th September, 2026 along with the Limited Review Report thereon. The date of the Board Meeting to consider and approve the Un-Audited Financial Results for the half year ending 30th September, 2026 will be intimated separately in due course. It has been informed to the designated persons and their immediate relatives to ensure compliance with the SEBI PIT Regulations and shall not trade or deal otherwise in the Company’s securities during the above period of trading window closure. Further in compliance with SEBI Circular No. SEBI/HO/ISD/ISD-PoD- 2/P/CIR/2026/55 dated Apr 21, 2026, the PAN of the designated person shall stand freeze by the Designated Depository, National Securities Depository Limited (“NSDL”) w.e.f 1st October, 2026 till 48 hours from the declaration of the Un-Audited Financial Results of the Company. Kindly acknowledge receipt and take the same on your record. Thanking You Yours Faithfully For O. P. Chains Limited Amit Kaur Lamba Company Secretary and Compliance Officer ICSI Membership No. 74425 Date: 24/09/2026 Place: Agra O. P. CHAINS LIMITED Regd Off: 8/16 A, Seth Gali, Agra-282003 Uttar Pradesh (CIN: L27205UP2001PLC026372) E Mail: opchainscompany@gmail.com, Web: www.opchainsltd.com Ph: 0562-4045117, 4044990 Date: 24/09/2026 BIGSHARE SERVICES PRIVATE LIMITED Office No. S6-2,6th Floor, Pinnacle Business Park, Next to Ahura Centre, Mahakali Caves Road, Andheri (East) Mumbai-400093 Subject: Closure of Trading Window Respected Sir/Ma’am, Kindly close the Trading Window of the Company O. P. Chains Limited for all the designated persons, designated employees, directors, insiders and connected persons of the Company and their immediate relatives from 1st October, 2026 till the expiry of 48 hours after the declaration of 2nd Quarter and for the half year ending 30th September, 2026, become generally available information. Thanking You Yours Faithfully For O. P. Chains Limited Amit Kaur Lamba Company Secretary and Compliance Officer ICSI Membership no. 74425 Date: 24/09/2026 Place: Agra