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

can be summarized as follows: 1) Profit & Loss Analysis : Q4 2023 (3 Months) (Unit : Million Baht unless otherwise stated) Q4 2023 Q4 2022 Change Amount % Change Total Revenues 7,226.4 7,878.0 -651.6

can be shown in the following table: Balance by Quarter Change Q2–20 Q1–20 Q2–19 Q2–20 VS Q1–20 Q2–20 VS Q2–19 (Million Baht: MB) (MB) % (MB) % Revenue from Sales and Service 1,137.4 1,187.1 1,699.0

Baht 821.6 million or 11.2 % by the following revenue structure: Unit: Million Baht Revenue Structure 2018 2017 Change General Patient Revenue 5,388.0 4,517.6 870.4 19.3% Social Security Scheme Revenue

27,898 Q1/19 236,732 84,100 22,010 20,368 35,928 Change 23,180 7,393 36 1,659 8,030 % Change 10.85% 9.64% 0.16% 8.86% 28.78% - 50,000 100,000 150,000 200,000 250,000 Revenue Gross profit Selling Admin Net

expenses which has significant impact in Q3-2018 can be shown in the following table: -2- Balance by Quarter Change Q3–18 Q2–18 Q3–17 Q3–18 VS Q2–18 Q3–18 VS Q3–17 (Million Baht: MB) (MB) % (MB) % Revenue

of March 31, 2023, which can be summarized as follows: 1) Profit & Loss Analysis : Q1 2023 (3 Months) (Unit : Million Baht unless otherwise stated) Q1 2023 Q1 2022 Change Amount % Change Total Revenues

128,745 Change 92,046 32,320 7,842 -13,460 364,758 % Change 11.0 11.0 9.8 (14.4) 154.5 In overall, the Company and its subsidiaries had the net profit in the year 2018 at 128.7 MB increased 364.8 MB by

performance Statement of income Consolidated Financial Statements for Quarter 2 of 2020 Quarter 2 of 2019 Change (Unaudited but reviewed) (Unaudited but reviewed) Increase (Decrease) THB Million % THB Million

Permission of Securities Business in the Category of Securities Financing B.E. 2555 (2012), the Capital Market Supervisory Board hereby issues the following regulations: Clause 1 This Notification shall come