Chart of hot-rolled coil reference prices on world market for Q1/2013 – Q3/2017 Processed price data from: Metal Expert Overview of Thai Steel Industry ISIT had reported the domestic steel-production Q3

overall selling price decrease, especially for Caustic Soda due to the fall of its market price trend, plus impact from appreciation of Thai Baht against US Dollar. However, those negative impacts were

Notification of the Capital Market Supervisory Board No. Tor Chor. 21/2551 Re: Rules on Connected Transactions and the Notification of the Board of Governor of the Stock Exchange of Thailand Re: Disclosure of

launch in Q3 last year now exported to Argentina and South Africa in addition to production for Thai market at the start, continued order from overseas customer and management’s effort to diversify into

- Translation - Page 1 of 6 CBG 006/2020 20 February 2020 Subject Management discussions and analysis for the fiscal year ended 31 December 2019 To President The Stock Exchange of Thailand We

$/BBL, a decline of 19.69 $/BBL, or a decline approaching of almost 40% from the previous quarter. This has affected the performance of the refinery business. Moreover, the Thai economy, especially

attending the meeting and having the right to vote without any objection on the proposed offering 1 Market price means the weighted average price of the Company’s ordinary shares traded on the Stock Exchange

shareholders attending the meeting and having the right to vote without any objection on the proposed offering 1 Market price means the weighted average price of the Company’s ordinary shares traded on the Stock

current assets was increased Baht 3.86 million. Non-current assets was increased long term investment at Baht 6.35 million gaining from the increase of market price of the equity securities available for

(in Thailand and Cambodia) under the order of the government. ECC’s operation has resumed in August 2020 onwards. Regarding its investment in The Caterers Joint Stock Company, a leader in the food and