To : President The Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis for the three month-period and six month

-1 1 Ref. LPN/SorKor/119/2563 7th May 2020 Re: Financial Statements Analysis Report Q1/2020 Dear: President The Stock Exchange of Thailand L.P.N. Development Public Co.,Ltd. would like to submit the

-1 1 Ref. LPN/SorKor/098/2564 6th May 2021 Re: Financial Statements Analysis Report Q1/2021 Dear: President The Stock Exchange of Thailand L.P.N. Development Public Co.,Ltd. would like to submit the

Stock Exchange of Thailand Attachment: Management Discussion and Analysis ended 30 June 2020 As Golden Lime Public Company Limited (“the Company”) and its subsidiaries have submitted the Interim

-1 - Translation - Ref. LPN/SorKor/386/2562 7th November 2019 Re: Consolidated Financial Statements Analysis Q3/2019 Dear: President The Stock Exchange of Thailand L.P.N. Development Public Co., Ltd

30, 2019 To : President The Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis of significant changes for the

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

% Inventories 879 1,044 -16% Other current assets 184 180 +2% Total current assets 2,315 2,106 +10% Property, plant and equipment 2,034 2,071 -2% Investments in joint venture 53 53 - Other non-current assets 160

President of the Stock Exchange of Thailand Attachment: Management Discussion and Analysis ended 31 December 2018 As Golden Lime Public Company Limited (“the Company”) has submitted the Auditor’s report on

equipment 1,973 2,120 (7%) Goodwill 49 52 (6%) Investments in joint venture 90 56 59.9% Other non-current assets 600 576 4.2% Total non-current assets 2,712 2,805 (3%) Total Assets 4,399 4,668 (6%) Bank