increased ,while the Social security revenue of subsidiaries decreased. Payment system of Social security office is uncertain therefore in Q1/2019 subsidiaries did not receive revenue of chromic disease. 2

increased .In addition the Social security revenue of subsidiaries decreased because of the uncertainty of the payment system of Social security office. 2. Cost of hospital operations & Administrative

increased ,as well as the Social security revenue of subsidiaries increased due to Social Security Office has increase the basic capitation payment rate in year 2020 . 2. Cost of hospital operations increased

quarter of 2018 (“3Q’18”) was THB 427 million, increased 9% yoy. Non-social security yoy revenue growth was highly 18% while social security revenue growth slightly decreased. Non-social security’s

in year 2017 (“2017”) increased 16% yoy. This increase was driven by both non-social security and social security part. Accelerated revenue growth from social security came from higher number of

million, increased 16% yoy. The non-social security revenue and social security revenue grew by 14% and 20% respectively. The growth of non-social security revenue was driven by both OPD (15%) and IPD (12

mechanism for supervising relevant service providers has also been established to create trustworthiness and increased security. 4 Rules and Regulations Key Points 5. Securities and Exchange Act (No. 6) B.E

Statement 1Q 1Q % Unit : THB million 2018 2017 change Revenue from non-social security 218.24 177.27 23% Revenue from social security 164.68 136.58 21% Revenue from Hospital Operations 382.92 313.85 22% Cost

information security officer : CISO) หรือผู้บริหารที่รับผิดชอบในการบริหารจัดการความมั่นคงปลอดภัยด้าน IT ที่มีคุณสมบัติและอำนาจหน้าที่ที่เหมาะสม N/A Yes/Partial/No N/A N/A N/A N/A N/A 1 0 1 D1 #11 x 2.1 4 2.1 #4

Medical Business Plc., (CMR) amount Baht 910.58 million. comparing at the same period in 2018 representing 9.87% decrease due to Social Security Office reimbursement of 2015 and 2016 amount Baht 175.00