Please find the enclosed certificate for your records.

ja ASMS Date: 30" July, 2026 To, To, BSE Limited, National Stock exchange of India Limited, Listing Department, P.J. Towers, Dalal | Exchange Plaza, C-1, Block G, Street, Mumbai — 400 001 Bandra Kurla Complex, Bandra (E) Scrip Code: 532694 Mumbai — 400 051 Symbol: ASMS Dear Sir/Madam, Sub: Certificate in terms of regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 Pursuant to Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018, we enclose herewith a copy of the certificate received from Bigshare Services Private Limited, the Registrar and Share Transfer Agent of the Company for the quarter ended June 30, 2026. This is for your information and Records. Thanking You, Yours Faithfully, For Avio Smart Market Stack limited (Formerly Known as Bartronics India Limited) DIKSHA 222, OMER © 2427103530 Diksha Omer Company Secretary AVIO SMART MARKET STACK LIMITED (Formerly known as Bartronics India Limited) Registered Office : Trendz Atria House No. 3-196/NR, Plot No.196, 4th Floor, Survey No.48 part, Guttala Begumpet Village, Kavuri Hills, Madhapur, Serilingampally Mandal, Ranga Reddy District, Hyderabad, Telangana -500081 Tel : 040 49269269 = CIN: L62099TG1990PLC011721, Email : Info@bartronics.com www.bartronics.com a Bigshare Services Pvt. Ltd. To, Date: 30/07/2026 BARTRONICS INDIA LIMITED_FV RE.1 Plot No. 193, Block-B Kavuri Hill GB Pet, Madhapur, Hyderabad, PIN 500033 Dear Sir/Madam, Sub: Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended June 30°" 2026 Ref: NSDL/CIR/II/5/2019 dated 25" January, 2019 CDSL/OPS/RTA/POLICY/2019/14 dated 25"" January, 2019. SEBI vide its letter ref no. MRD/DOP2/DSA2/OW/2019/2498/1 dated 24/01/2019 In reference to the captioned regulation we hereby confirm that no Dematerialization Request for equity shares of the company has been received during the period 01/04/2026 TO 30/06/2026 We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For Bigshare Services Pvt Ltd dlls Authorised Signatory 306, Right Wing, Amrutha Ville, Opp. Yashoda Hospital, Somajiguda, Raj Bhavan Road, Hyderabad- 500082Tel: 91-40-2337 4967,23370295 Fax: 91-40-23370295 E-mail: bsshyd@bigshareonline.com