period of previous year consisting of the long finished steel production of 1.13 million metric tons, increasing 4.78% and the flat finished steel production of 0.815 million metric tons, increasing 12.96

0.41% compared to the same period of previous year consisting of the long finished steel production of 1.89 million metric tons, decreasing 10.85% and the flat finished steel production of 1.58 million

million metric tons, increasing 0.95% compared to the same period of previous year consisting of the long finished steel production of 1.28 million metric tons, decreasing 4.26% and the flat finished steel

every finished product and crude oil price crack spreads, with supporting factors ranging from the maintenance of various refineries in North Asia, as well as concerns over supplies tightening after the

แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CS002/2562 February 22, 2019 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for

4th quarter in any year would see large amounts of expenses disbursed. 5. Losses from crude and finished product hedging contract of THB 73 million due to oil price fluctuations in this quarter. 6. Gain

แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CS029/2018 November 09, 2018 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for

ที่บชง Page 1 of 5 Ref. Bor Chor Ngor 0413/2019 12 November 2019 Subject: Management Discussion and Analysis for the Third Quarter ended 30 September 2019 To President The Stock Exchange of Thailand

Limited Ref: IR61/012 14 May 2018 Subject: Management Discussion and Analysis Quarter 1/2018 Ending 31 Mar 2018 To: President The Stock Exchange of Thailand Overview and factors affecting the future

Limited Ref: IR61/012 11 May 2018 Subject: Management Discussion and Analysis Quarter 1/2018 Ending 31 Mar 2018 To: President The Stock Exchange of Thailand Overview and factors affecting the future