and its subsidiaries had the operation results for the year ended December 31, 2018 with the following details: unit: THB million 2018 2017 Change (THB mill.) Change (%) Revenue from Sales and Service

and its subsidiaries had the operation results for the year ended December 31, 2017 with the following details: unit: THB million 2017 2016 Change (THB mill.) Change (%) Revenue from Sales and Service

and its subsidiaries had the operation results for the three-month period ended March 31, 2018 with the following details: unit: THB million 2018 2017 Change (THB million) Change (%) Revenue from Sales

EXECUTIVE SUMMARY EXECUTIVE SUMMARY 2 2018 2019 change Q4’18 Q3’19 Q4’19 change change Btmn Btmn y-on-y Btmn Btmn Btmn y-on-y q-on-q Sales and service income 36,585 44,132 20.6% 9,933 11,751 11,258 13.3% -4.2

net profit increased in the same rate with the increased revenue. Topic Annual Balance Change 2018 2017 2018 VS 2017 (MB) (MB) % Sales and Services Income 6,903.4 4,042.6 2,860.8 70.8 Rental income form

value of the associates for the year 2017 and the total amount Consolidated Separate Amount Change Amount Change 2017 2016 Amount % 2017 2016 Amount % Revenue from sale – net 1,444.62 1,370.78 73.84 5

Company Limited (ECF-P) and ECF-P is the subsidiary held Consolidated Separate Amount Change Amount Change 2018 2017 Amount % 2018 2017 Amount % Revenue from sale – net 1,454.57 1,444.62 9.94 0.69% 1,443.43

year 2019 at Baht 0.42 per share or equivalent to 61.27% of net profit. The dividend will be paid on 6 September 2019. Statement of Comprehensive Income For the three-month period ended 30 June 1/3

PUBLIC COMPANY LIMITED FOR THE SECOND QUARTER 2021 THREE MONTHES AND SIX MONTHS 1. STATEMENTS OF COMPREHENSIVE INCOME 1.1 Revenues from sales and services (Unit: Million Baht) For the second quarter For

. OCMSET/1907/003 July 30, 2019 Subject: Clarification of the operating results for the six-month period of 2019, change of rate more than 20% Dear: Director and Manager the Stock Exchange of Thailand