Ref.No.IVL001/08/2019 8th August 2019 President The Stock Exchange of Thailand Subject: Acquisition of Integrated Oxides and Derivatives Businesses/ Assets Enclosure: Information concerning the Acquisition of

any responsibility for its accuracy nor be held liable for any loss or damages arising from or related to its use. ---------------------- Notification of the Securities and Exchange Commission No

To celebrate International Women’s Day 2024 and its theme “Invest in Women: Accelerate Progress,” the Stock Exchange of Thailand (SET), the Securities and Exchange Commission of Thailand (SEC

Net Profit Margin (%) 2.40 2.35 3.13 Current Ratio (Times) 1.43 1.43 1.44 Debt to Equity Ratio (Times) 1.79 1.81 1.76 Book Value per Share (Baht) 2.22 2.25 2.31 Net Profit per Share (Baht) 0.45 0.43

Profit Margin (%) 2.40 2.35 3.18 Current Ratio (Times) 1.43 1.43 1.51 Debt to Equity Ratio (Times) 1.79 1.81 1.48 Book Value per Share (Baht) 2.22 2.25 2.39 Net Profit per Share (Baht) 0.45 0.43 0.57

28.12 Net Profit Margin (%) 2.35 3.18 3.68 Current Ratio (Times) 1.43 1.51 1.29 Debt to Equity Ratio (Times) 1.81 1.48 1.83 Book Value per Share (Baht) 2.25 2.39 2.56 Net Profit per Share (Baht) 0.43 0.57

23.60 Net Profit Margin (%) 2.35 3.18 3.30 Current Ratio (Times) 1.43 1.51 1.29 Debt to Equity Ratio (Times) 1.81 1.48 1.73 Book Value per Share (Baht) 2.25 2.39 2.39 Net Profit per Share (Baht) 0.43 0.57

% 334,642 83% Total liabilities and equity 376,493 100% 321,237 100% 449,348 100% 405,018 100% Enclosure Page 12 5. Total value of consideration The Company shall dispose the investment in Nine, an associate

25,390,781.70 Total Liabilities 22,670,829.42 Total Shareholders' Equity 2,719,952.28 Paid-up Capital 10,000,000.00 Par Value 100.00 Page 10/19 (5) Source of Fund Internal Cash Flow of the Company (6) Expected

value in AUD currency increased. In contrast, the Company recorded loss on exchange rate of Baht 344.10 million in the 1st quarter of 2018 due to the depreciation of AUD currency in relative to USD