the first quarter of 2019 which has been reviewed by the auditor. The Company would like to clarify the changes of operating results compared to the same period of the year 2018, Net profit increased

ended 30 June 2018 Quality Construction Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result for the second quarter of 2018 changed more than 20

September 2018 Quality Construction Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result for the third quarter of 2018 changed more than 20 percent that

203,415 200,976 1.21 Total revenues 218,153 215,527 1.22 Cost of sales 189,479 180,989 4.69 Selling and administrative expenses 19,168 19,605 (2.23) Net profit (loss) 20,349 14,385 41.46  Sales and total

Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result of the year of 2018 changed more than 20 percent that of 2017. Q-CON and subsidiary have profit

2019 Quality Construction Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result for the third quarter 2019 changed more than 20 percent that of 2018

Quality Construction Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result for the first quarter 2020 changed more than 20 percent that of 2019. Q-CON

profit 37.66 20.62 (17.04) -45.24% 120.73 77.04 (43.69) -36.19% Other income 0.06 0.31 0.24 370.85% 0.21 1.60 1.38 655.19% Services expenses (1.25) (1.31) (0.06) 4.62% (5.59) (3.84) 1.75 -31.38

on disposal of assets - - - 2,119 -100% Other income 8,810 3,909 125% 7,251 22% 4,552 94% Total revenues 519,428 538,364 -4% 494,213 5% 498,549 4% Profit (loss) before interest and income tax (19,757

2018, Cost of sales was 15,649 MTHB, increased by 209 MTHB comparing to 2017 or 1% as a result of greater main raw material prices despite of lower overall sales volume. Higher average Ethylene price