%, correspondingly. Such reduction in gross profit margin was caused by change in product mix, rise in production costs and increase in packaging cost purchased from external party. Gross profits margin from domestic
Increase/(Decrease) Baht million Baht million Baht million % Revenue from Sales and Services 388.0 422.0 34.0 8.8 - Operating Revenue1 377.6 420.6 43.0 11.4 - Other Income from Utilities Business2 10.4 1.4
Ratio 2017 Ratio Increase / (Decrease) Amount Ratio Service revenue 1,832.11 100.00% 1,396.37 100.00% 435.74 31.21 Other income 18.00 0.98% 5.96 0.43% 12.04 202.01 Cost of service 1,454.70 79.40% 1,054.29
. Financial performance Statement of income Consolidated Financial Statements for 2019 2018 Change (Audited) (Audited) Increase (Decrease) THB Million % THB Million % THB Million % Revenues Sales income 16.89
Ratio 2018 Ratio Increase / (Decrease) Amount Ratio Service income 2,220.88 100.00% 1,832.11 100.00% 388.77 21.22 Cost of service 1,868.61 84.14% 1,454.70 79.40% 413.91 28.45 Gross Profit 352.27 15.86
2016 Year 2015 increase (decrease) Million Baht % Million Baht % Million Baht % Revenue Revenue from immovable property sales 708.62 89.23% 919.19 98.12% -210.57 -22.91% Other income 85.57 10.77% 17.60
2016 Year 2015 increase (decrease) Million Baht % Million Baht % Million Baht % Revenue Revenue from immovable property sales 708.62 89.23% 919.19 98.12% -210.57 -22.91% Other income 85.57 10.77% 17.60
the year ended 31 March 2019 Ratio 2018 Ratio Increase / (Decrease) Amount Ratio Service revenue 480.92 100% 385.75 100% 95.17 24.67 Other income 2.06 0.43% 1.43 0.37% 0.63 44.08 Cost of service 404.10
performance Statement of income Consolidated Financial Statements for Quarter 2 of 2019 Quarter 2 of 2018 Change (Unaudited but reviewed) (Unaudited but reviewed) Increase (Decrease) THB Million % THB Million
June 2019 Ratio 2018 Ratio Increase / (Decrease) Amount Ratio Service revenue 537.80 100% 429.18 100% 108.62 25.31 Other income 8.39 1.56% 6.53 1.52% 1.86 28.53 Cost of service 460.91 85.70% 331.19 77.17