AC 52/07-003 ACC1/18-048 November 12, 2018 Subject: Management Discussion and Analysis Quarter 3 Ending September 30, 2018 To: Director and Managing Director The Stock Exchange of Thailand Qualitech

Stock Exchange of Thailand The operating performance for three-month period end of 31 March 2020 of Mahachai Hospital Public Company Limited compared to the prior year was decreasing in net profit

Stock Exchange of Thailand The operating performance for year end 31 December 2019 of Mahachai Hospital Public Company Limited compared to the prior year was decreasing in net profit amounting to Baht

AC 52/07-003 ACC1/19-055 November 11, 2019 Subject: Management Discussion and Analysis Quarter 3 Ending September 30, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech

Our Ref: APURE 017/2022 13 May 2022 Subject Clarification on First Quarter’s Operating Performance (1/2022) Attn. To The Director and President of the Stock Exchange of Thailand The company clarifies

หน้า 1 ของ 2 (Translation) No. ACC6702/001 February 28, 2024 Subject: Clarification of operating results for the Annual Year 2023 To: The President, The Stock Exchange of Thailand Advanced Connection

distributed to retail investors together with the subscription form. In case of direct listing of DW on the Stock Exchange of Thailand (SET), DW issuer must provide fact sheet on website of issuer, SET or SEC

sheet must be distributed to retail investors together with the subscription form. In case of direct listing of DW on the Stock Exchange of Thailand (SET), DW issuer must provide fact sheet on website of

and Managers The Stock Exchange of Thailand According to the resolution of the meeting of the Board of Directors No.5/2018 of Wattanapat Hospital Trang Public Company Limited (“the Company”) held on 7

M.D. 219/2019 November 12, 2019 Subject : Disclosure of the information connected transaction To : President of the Stock of Exchange of Thailand Kang Yong Electric Public Company Limited hereby