Generating Authority of Thailand. It is expected to commence commercial operation in 2019. 1.4 The Entering into the Concession Contracts of the MRT Pink Line Project and the MRT Yellow Line Project As the

(Khae Rai – Min Buri) and the MRT Yellow Line (Lat Phrao – Samrong) As the Company together with BTS Group Holding Public Company Limited (“BTS”) and Sino-Thai Engineering & Construction Public Company

profit margin for the year 2019 was mainly due to differences in product mix and the impact derived from adoption of USD as the Company’s functional currency which in resulting of lowered cost evaluation

well as sales mix management in each product category efficiently. However, the Company still strictly controlled on the selling and administrative expenses. For the twelve-month period ended December 31

to 4.74% in 2019. The increase of gross profit margin was mainly due to differences in product mix and the impact derived from adoption of USD as the Company’s functional currency which in resulting of

sales was 1,711.86 million Baht or at 95.29% of revenue from sales which increased from 93.65% of year 2017 due to higher energy costs and product mix. 3. Selling and administrative expenses increased

mainly due to the followings: (a) Lower contribution margin recorded resulted from unfavorable model mix; and (b) Higher tax expense recorded during the 3-months period ended 30 April 2019 by Baht 2.82

444.9 million Baht or at 93.39% of sales which decreased from the 3rd quarter of last year of 102.32% and decreased from the last quarter of 95.17% and that was due to product mix and improving in yield

Baht or at 104.43% of revenue from sales which increased from 95.29% of year 2019 due to higher production costs and product mix. 3. Selling and administrative expenses was 96.17 million Baht which

lower Gross Profit Margin from 34.9 % in Q2/2019 to 34.3 % in Q2/2020 resulting from a higher related freight charges added to production costs and an unfavorable product mix; - SG&A including Interest