Intimation of closure of trading window for designated persons until results declared for Q2 2026

CIN No.:L40300WB1991PLC053444 Date: 30/09/2026 BSE Limited, The Calcutta Stock Exchange Ltd., 25th Floor, Phiroze Jeejeebhoy Tower, 7, Lyons Range, Dalal Street, Kolkata – 700 001. Mumbai – 400 001. Sub: Intimation of Closure of Trading Window in terms of SEBI (Prohibition of Insider Trading) Regulations, 2015 for Designated Persons Ref: Quarterly Resulted Q2 , 2026 Dear Sir/Madam, Pursuant to the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015 (Schedule B) and Company's Code of Conduct for Prevention of Insider Trading, it is hereby notified that the Trading window for dealing in equity shares of the company for all Promoters, Promoter Group, KMPs and Designated Persons/insiders and their immediate relatives will remain close from 1st October, 2026 until 48 hours after the disclosure of Financial results of the Company for the quarter ended 30/09/2026. As the code shall also apply to any person having contractual or fiduciary relation with the company such as auditors, accountancy firm, law firms, analysts, Consultants etc. assisting or advising the company. Therefore, it is hereby requested to Promoters, Directors, Designated Employees, other connected Persons and their immediate relatives do not trade/deal in Company's shares/securities during the aforesaid closed trading window period. The date of the Board Meeting for considering the said financial results for the above quarter ending shall be intimated in due course. We request you to kindly take the above information on your record. Thanking you, Yours faithfully, For Jainco Projects (India) Limited (Sumit Bhansali) Managing Director Din 00361918 2, Clive Ghat Street, Room No. 4A, Kolkata– 700001; Ph: 033-22299897; Email: jaincocal@gmail.com