. Dramatic portion of increase resulted mostly from an increase in cost of goods sold of export sales following an increase in revenue. Meanwhile, cost of service in this quarter was equal to 62.96 million

global economy. For domestic sector, private consumption and private investment also showed positive signs with private consumption recovering strongly in the durable goods segment (especially in vehicles

economy. For domestic sector, private consumption and private investment also showed positive signs with private consumption recovering strongly in the durable goods segment (especially in vehicles) and

116.0 million baht which increased 19.8% from the same period last year. Most of increasing expenses were due to expenses incurred in sales promotions and staff remuneration increase from business segment

construction contracts by segment portion for Quarter 3 2018 – 2017 (Unit: Million Baht) Category Quarter 3 2018 Percent(%) Quarter 3-2017 Percent (%) EPC service 101.21 31.96 198.22 71.84 SMP & E&I service

. As a result, the construction segment services income of the Group are varieties into each service segment. Due to customer’s requirement which are not focusing on any particular service group. 2

and services segment showed improvement during the last quarter of the year as a result of the government’s economic stimulus. Private investment contracted in all investment categories from the

net profit margin of the Company in 1Q 2018 was therefore (8.9)%, versus 5.8% in 1Q 2017. SEGMENTAL PERFORMANCE 1Q 2018 REVENUE CONTRIBUTION BY SEGMENT 1Q 2018 REVENUE GROWTH CONTRIBUTION In 1Q 2018

Discussion and Analysis and operating results for the Quarter 1’ 2018 Page 3 / 6 Revenue by Business Segments for the Quarter 1 Ending 31 Mar Growth Rate 2018 2017 MB Portion (%) MB Portion (%) 1. Industrial

from prior year by Baht 6.3 million or 71% due following to: Description 2Q2019 Million Baht 2Q2018 Million Baht Change Million Baht Change (%) Revenue from real estate segment - - - - Revenue from E