5,356.66MB in year 2017. The main reasons for the substantial difference are as follows:  Costs of goods sold decreased by 5% to 4,579.01MB in year 2018 from 4,806.81MB in year 2017. This is because the

-o-Y due to the effect of the annual selling price adjustment, a change in foreign currency rates and an increase in the cost of goods sold resulting from a higher cost of raw materials Copper, Copper

The profit margin decreased slightly Q-o-Q, and dropped Y-o-Y due to the effect of the annual selling price adjustment, a change in foreign currency rates and an increase in the cost of goods sold

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

(13.7) 815.4 902.2 (9.6) Total Expenses (Million Baht) Quarterly Change Six-month End June 30, Change 2/2019 2/2018 % 2019 2018 % Cost of goods sold 285.6 360.7 (20.8) 542.9 621.2 (12.6) Temporary

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

Nine-month End September 30, Change 3/2018 3/2017 % 2018 3/2018 3/2017 Cost of goods sold 349.3 333.1 4.9 982.7 983.9 (0.1) Temporary shutdown expenses 12.9 45.7 (71.8) 38.1 118.4 (67.8) Selling expenses

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

%) Total Revenues 1,030.23 100.00% 374.20 100.00% 656.03 175.32% 1,041.61 100.00% (11.38) (1.09%) Cost of Goods Sold (948.15) (92.03%) (407.91) (109.23%) 540.24 132.44% (994.77) (95.95%) (46.62) (4.69%) NRV

/2021, the Company had loans of 2.00 billion baht. 1.8 Revenue from solar panel sales amounted to 3.76 million baht, an increase of 100%, due to in the quarter 2/2021 the company sold old solar panels