World Steel Industry Chart of world crude steel production monthly, ending 31 December 2017 Source: World Steel Association According to the World Steel Association’s report on world crude steel

(MD&A) for year 2017 (Revised) 4 Overview of World Steel Industry Chart of world crude steel production monthly, ending 31 December 2017 Source: World Steel Association According to the World Steel

back expected +4-5% range. We expect the overall burnt and crude product market contraction in 2020 and expansion in 2021 to be in the same range. This being said, we do not expect further major

THB as compared to US dollar. There would be the material change in Q3 for the Balance Sheet structure of which expecting to see the improvement of DE and Current ratio. However, the Balance Sheet

change comparing with the previous year. MTHB % MTHB % Domestic Sales 1. PVC Resins 5,375 26.9 5,418 28.1 2. Caustic Soda 3,920 19.7 4,017 20.8 3. VCM 1,492 7.5 1,667 8.6 4. ECH 905 4.5 649 3.4 5. Others

. OCMSET / 1905/002 May 8, 2019 Subject: Clarification of the operating results for the three-month period of 2019, change of rate more than 20 percent Dear Director and Manager the Stock Exchange of

% due to sales orders and cost of goods sold have been decreased and controlled inventories turnover to be less than 45 days. Also, the Crude Palm Oil (“CPO”) price was fluctuated in 2018 (in range of 7

% due to sales orders and cost of goods sold have been decreased and controlled inventories turnover to be less than 45 days. Also, the Crude Palm Oil (“CPO”) price was fluctuated in 2018 (in range of 7

segment of IVL was adversely impacted due to steeply lower crude oil price impacting margins of MTBE & Int. EG as shale gas lost its advantage against naphtha based producers. • Mobility & Lifestyle Fibers

and trust in supporting the Company’s business. 3. Management’s Message Management’s Discussion and Analysis (MD&A) for year 2017 4 Overview of World Steel Industry Chart of world crude steel production