Microsoft Word - 5. TKS - SET Announcement (BOD) (EN) - final (first amendment with allocation ratio).docx 1 (-Translation-) Ref. IR 60/011 December 12, 2017 Subject: Reduction of the Registered

hospital operations in 3Q’18 and 9M’18 increased by 12% and 14% yoy, respectively. However, 3Q’18 gross margin ratio was lower than previous year due to decrease in social security revenue as mentioned above

quarter of 2018 ( “4Q’18”) was THB 394 million, increased 7% yoy. Non-social security yoy revenue growth was highly 12% while social security revenue growth slightly increased. The non-social security

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

Statement 2Q 2Q % 6 mth 6 mth % Unit : THB million 2018 2017 change 2018 2017 change Revenue from non-social security 212.10 178.03 19% 430.34 355.30 21% Revenue from social security 171.37 153.92 11% 336.06

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

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

social security bureau. For inventory day, it increased 11 days comparing to the same quarter of last year. For the financial risk perspective, the ratio was at extremely low leverage with debt to equity

land sold. In respect of liquidity ratio, average trade receivable day improved from 74 days to 62 days yoy. as less accrual from social security bureau. For inventory day and trade payable day, they

liquidity ratio, trade receivable day deteriorated from 68 days to 75 days yoy. This was primarily due to more accrual from social security bureau. For inventory day, it improved comparing to the same quarter