MATI 19/2561 August 14, 2018 Subject Reporting Quarter 2 Consolidated Financial Statement which ended at June 30, 2018 To Director and Manager, The Stock Exchange of Thailand For six-month period

Manager The Stock Exchange of Thailand The operating performance for three-month period end 30 June 2018 of Mahachai Hospital Public Company Limited compared to the prior year was decreasing in net profit

the Stock Exchange of Thailand. Method Calculation Transaction Size (%) 1. Asset Value Method (NTA) NTA of the invested funds x proportion of the assets acquired Company’s NTA 0.03 2. Net Profit Method

three -month period ended March 31, 2020 Attention: President The Stock Exchange of Thailand Further to our submission of the report and the financial statements for the three-month period ended March 31

Stock Exchange of Thailand The operating performance for three-month period end of 30 June 2020 of Mahachai Hospital Public Company Limited compared to the prior year was decreasing in net loss amounting

Our Ref: APURE 027/2020 13 August 2020 Subject Clarification on Second Quarter’s Operating Performance (2/2020) Attn. To President The Stock Exchange of Thailand The company clarifies causes and

หน้า 1 ของ 2 (Translation) No. ACC6511/001 November 14, 2023 Subject: Clarification of operating results for the third quarter of 2023 To: The President, The Stock Exchange of Thailand Advanced

Our Ref: APURE 021/2024 13 August 2024 Subject Clarification on Second Quarter’s Operating Performance (2/2024) Attn. To The Director and President of the Stock Exchange of Thailand The company

shareholding structure prior to public disclosure of such information. Mr. Pichai believed that the SEC investigation, if taken, will find that the group of persons gained huge amount of profit not possible to

Ref. DBP. 111 / 2020 August 10, 2020 Subject : Clarification on Operating Results for the 2nd quarter and 6-month period ending June 30, 2020 To : President The Stock Exchange of Thailand Diamond