-1- AIT (VP-SEC) 003E/2024 15 February 2024 Subject: Management's Discussion and Analysis of Operating Results for the year 2023 and Q4-2023 To: The President of the Stock Exchange of Thailand

$819 million, up 33% YoY  Earnings Per Share of THB 4.61, +16% YoY  Operating Cash Flow of $1.0 billion  2019 Earnings Guidance reaffirmed Indorama Ventures 2018 MD&A 2 2018 Summary Financials Table 1

3 VIII. OPERATING AND FINANCIAL REVIEW AND PROSPECTS 5 IX. DIRECTORS, SENIOR MANAGEMENT AND EMPLOYEES 6 X. MAJOR SHAREHOLDERS AND RELATED PARTY TRANSACTIONS 7 XI. INTERESTS OF EXPERTS AND COUNSEL 8

2018 as follow: DuPont Analysis 2017 2018 2019 Return on Equity or ROE 15 (%) 14.55 8.37 9.08 Operating Profit Margin 12 (%) 12.12 8.29 9.13 Total Assets Turnover 18 (times) 1.03 0.96 0.93 Equity

optimization. AIS reported a net profit of Bt29,086mn, increasing 12% YoY reflecting an improved operating performance, and a one-time gain from FX. 4Q23 & FY23 MD&A Advanced Info Service Plc. 2 FY23 Operational

enhanced device margin. AIS reported a net profit of Bt8,788mn, increasing 7.9% YoY reflecting strong operating performance, while increasing 2.5% QoQ from higher foreign exchange rate gain. 3Q24 MD&A

of Business Operation for the 3rd quarter of 2017 Bangchak Corporation Plc. Summary of the Company and its subsidiaries’ operating result for the 3rd quarter ended 30th September 2017 EBITDA Structure

the successful pilot project, ABP3, completed in January which enhanced the performance of gas turbine [to lower the heat rate of the power plant, shorten the maintenance period (or add operating days

mainly from higher operating cost from new further processing factory. Financial Costs Financial costs of the group include the interest paid to financial institutions and related persons. The Company’s

1.54% from the same period of previous year. The total revenue of each operating segments for the nine-month period ended 30 September 2019 of the Company and its subsidiaries had changed from the