profit margin was slightly brought down by 0.9% of gross profit margin due to turnaround costs and the rise of main raw material prices from tight supply plus greater crude oil prices. 2. In Q2 2018

DCON PRODUCTS PUBLIC Co.,Ltd. and Subsidiaries Company Management’s Discussion and Analysis (MD&A) For the Year 2017 1. Revenue,Gross Profit & Net Profit Unit :M.Bht Year 2017 Year 2016 Year 2015 1

DCON PRODUCTS PUBLIC Co.,Ltd. and Subsidiaries Company Management’s Discussion and Analysis (MD&A) For the Year 2018 1. Revenue,Gross Profit & Net Profit Unit :M.Bht Year 2018 Year 2017 Year 2016 1

DCORP 025/2020 May 13, 2020 Subject: Management Discussion and Analysis – Explanation of net profit for the quarter ended March 31, 2020 and the increase in the overall operations of more than 20 percent

incomes 2.87 0.65% 2.90 0.74% 0.03 0.89% Revenue from rental incomes 2.44 0.55% 2.63 0.67% 0.19 7.26% Total revenues 444.32 100.00% 393.34 100.00% (50.98) -12.96% Gross Profit / Margin 121.70 27.39% 99.52

% Gross Profit / Margin 99.46 28.54% 79.70 25.83% Net Profit / Margin 20.17 5.79% 6.28 2.04% Revenue from sales and services The Company’s sales and services revenue is reduced by THB 39.93 million or

2.87 0.65% 2.90 0.74% 0.03 0.89% Revenue from rental incomes 2.44 0.55% 2.63 0.67% 0.19 7.26% Total revenues 393.34 100.00% 444.32 100.00% (50.98) -12.96% Gross Profit / Margin 121.70 27.39% 99.52 25.30

Income as of third quarter of 2019 per following table: (THB) Million 3Q19 3Q18 9M19 9M18 Total Revenues 130.55 124.06 392.30 392.98 Total Expenses (120.99) (120.70) (372.77) (365.21) Shares of Profit

Cost of project works and services 64.61 60.79 3.82 6.28 Total Costs of Sales and Services 182.83 173.78 9.05 5.21 Gross Profit 65.77 46.76 19.01 40.65 Other incomes 5.31 3.61 1.70 47.09 Distribution

(72.95) (273) Profit (Loss) before tax (11.56) 76.82 (88.38) (115) Net Profit (Loss) (25.10) 59.77 (84.87) (142) Total Revenues: The company recorded a slightly drop in total revenues of THB (7M) or in