Discussion and Analysis ABBREVIATION & OUR PROJECTS EXECUTIVE SUMMARY FINANCIAL PERFORMANCE FINANCIAL POSITION PROGRESS OF PROJECTS UNDER CONSTRUCTION NON-OPERATING ITEMS 9M'2016 9M'2017 % change million Baht

of March 31, 2023, which can be summarized as follows: 1) Profit & Loss Analysis : Q1 2023 (3 Months) (Unit : Million Baht unless otherwise stated) Q1 2023 Q1 2022 Change Amount % Change Total Revenues

) ** Normalized net profit = Net profit – Unrealized gain / (loss) from FX – Non-operating income / (expense) B.GRIMM POWER PUBLIC COMPANY LIMITED Management’s Discussion and Analysis 2018 2019 change Q4’18 Q3’19

: * Normalized net profit = Net profit – Unrealized gain / (loss) from FX – Non-recurring income / (expense) B.GRIMM POWER PUBLIC COMPANY LIMITED Management’s Discussion and Analysis Q1’2019 Q1’2018 % change

) ** Normalized net profit = Net profit – Unrealized gain / (loss) from FX – Non-operating income / (expense) B.GRIMM POWER PUBLIC COMPANY LIMITED Management’s Discussion and Analysis 9M’18 9M’19 change Q3’18 Q2’19

) ** Normalized net profit = Net profit – Unrealized gain / (loss) from FX – Non-recurring income / (expense) B.GRIMM POWER PUBLIC COMPANY LIMITED Management’s Discussion and Analysis 6M’18 6M’19 change Q2’18 Q1’19

Glass Public Company Limited Page 2/2 Management Discussion and Analysis Total Expenses (Million Baht) Quarterly Change Six-month End June 30, Change 2/2018 2/2017 % 2018 2017 % Cost of goods sold 367.3

ended March 31, 2019 Ocean Glass Public Company Limited Page 2/3 Management Discussion and Analysis Total Expenses (Million Baht) Quarterly Change 1/2019 1/2018 % Cost of Goods Sold 257.2 260.5 (1.2

Analysis  Total Expenses (Million Baht) Quarterly Change 1/2020 1/2019 % Cost of Goods Sold 178.8 257.2 (30.5) Temporary Shutdown Expenses 44.8 43.9 2.3 Allowance for the decline in value of inventory 6.0

December and the fourth quarter of 2019) Performance Analysis Unit : MB Y2019 Y2018 Change MB % Net sales 1,001.58 1,057.38 (55.80) (5.28) Other income 41.40 47.74 (6.34) (13.28) Total revenues 1,042.98