change Revenue from Non-Social Security 251.34 248.35 1% Revenue from Social Security 195.89 197.53 -1% Revenue from Hospital Operations 447.23 445.88 0% Cost of Hospital Operations 304.70 285.42 7% Gross

. Dear sir, We, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q1/2018 which changing over 20% from the same period last year as follows ; Unimit

change in the first half of this year as well as increasing number of beds in service. Operation : Consolidated Profit & Loss Statement 4Q 4Q % 12 mth 12 mth % Unit : THB million 2018 2017 change 2018 2017

, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q2/2017 which changing over 20% from the same period last year as follows ; Unimit and its

, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q3/2017 which changing over 20% from the same period last year as follows ; Unimit and its

, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for 2017 which changing over 20% from the same period last year as follows ; Unimit and its

. Dear sir, We, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q1/2019 which changing over 20% from the same period last year as follows ; Unimit

. (Revised) Dear sir, We, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q1/2019 which changing over 20% from the same period last year as follows

MTHB according to the change of severance payment policy following the amended Labor Protection Act. * Note Please find further information in the consolidated financial statements. 2 Summary of

result. Dear sir, We, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q3/2018 which changing over 20% from the same period last year as follows