FY2019 Bangchak Corporation Plc. | in gross profit, even though the average selling price of Ethanol declined due to domestic ethanol stock remaining at high levels. Natural Resources Business Group

from the same period of the previous year, due to domestic ethanol stock remaining at a high level. However, due to increased sales volumes, sale revenue for the quarter was increased by 20%, YoY. 4

MergedFile Page 1 of 2 No. ACC6005/001 May 12, 2017 Subject: Explanation of Financial Performance for the Quarter 1/2017 ended March 31, 2017 To: President, The Stock Exchange of Thailand According

Page 1 of 2 No. ACC6108/02 August 14, 2018 Subject: Explanation of Financial Performance for the Quarter 2/2018 ended June 30, 2018 To: President, The Stock Exchange of Thailand According to the

Company reserved for loss from stock devaluation THB 34.83 million included in cost of sales 2.2) Cost of renewable energy increase THB 3.18 million due to year 2017 Solar Power Project on Rooftop of

27 February 2019 Subject :Management discussion and analysis of financial statement for the year 2018, ended December 31, 2018 Attention :Director and Manager The Stock Exchange of Thailand The

14 November 2018 Subject :Management discussion and analysis of financial statement for three-month period ended 30 September 2018 Attention :Director and Manager The Stock Exchange of Thailand The

) Cost of selling of fan increase THB 13.72 million due to the Company reserved for loss from stock devaluation THB 12.79 million included in cost of sales Page 2 of 2 2.2) Cost of renewable energy

ที่ - Translation - PorBor. 029 / 2018 August 14, 2018 Subject: Clarification of operating results change from the same period last year by more than 20% To: President The Stock Exchange of Thailand

operating results change from the same period last year by more than 20% To: President The Stock Exchange of Thailand Rich Asia Corporation Public Company Limited and subsidiaries would like to clarify the