%YoY 9M/2019 9M/2018 %YTD Revenues from sales and services 1,205 1,204 0.1% 3,741 3,891 (3.9%) Cost of goods sold and services 992 955 4% 3,131 2,975 5% Gross profit 213 249 (14%) 612 916 (33%) % gross

Q3/2016. Q3/2017 Cost of Goods Sold The Company and its subsidiaries recorded cost of goods sold of Baht 1,054 million. Cost of goods sold to sales increased to 70.3% from 65.6% in Q3/2016 as a result

from sales & service 719.81 853.77 -133.96 -15.7% Other income 5.57 6.29 -0.72 -11.4% Total revenue 725.38 860.06 -134.68 -15.7% Cost of goods sold & service 638.35 743.25 -104.90 -14.1% Selling expenses

Q2/2018 %YoY H1/2019 H1/2018 %YoY Revenues from sales and services 1,240 1,327 (7%) 2,542 2,687 (5%) Cost of goods sold and services 1,069 998 7% 2,143 2,020 6% Gross profit 171 329 (48%) 399 667 (40

of changes in this report are based on the adjusted accounting policy and reclassification 1 Backlog include only sold units with sales and purchase agreements 2 Calculated from interest-bearing debt

from sales and services 1,174 1,456 -19% 4,921 5,339 -8% Cost of goods sold and services 966 1,189 -19% 4,101 4,185 -2% Gross profit 208 267 -22% 820 1,154 -29% % gross profit 17.7% 18.3% 16.7% 21.6

3,293.90 -537.46 -16.3% Other income 19.49 25.33 -5.84 -23.1% Total revenue 2,775.93 3,319.23 -543.30 -16.4% Cost of goods sold & service 2,427.69 2,882.47 -454.78 -15.8% Selling & distribution expenses

2019 Change % Change Revenue from sales & service 411.58 719.81 -308.23 -42.8% Other income 5.01 5.57 -0.56 -10.1% Total revenue 416.59 725.38 -308.79 -42.6% Cost of goods sold & service 383.13 638.35

Version) Increase (Decrease) Million Baht Million Baht Million Baht Percentage Total Revenues 851.16 1,017.71 (166.55) (16.37) Cost of Goods Sold and Service (854.84) (1,006.56) (151.72) (15.07) Sell and

(Revised Version) Increase (Decrease) Million Baht Million Baht Million Baht Percentage Total Revenues 851.16 1,017.71 (166.55) (16.37) Cost of Goods Sold and Service (854.84) (1,006.56) (151.72) (15.07