record high depreciation cost in full which did not correspond to such low utilization of production and machinery. The Company engaged independent engineering expert to inspect and appraise the assets and
other expenses were 2,035 million baht, increased by 112 million baht or 6% y-y due to increase of advertising expense 55% y-y. However, the Company still maintained effective operating cost control with
88 million baht or 5% y-y and 3% q-q. However, the Company still maintained effective operating cost control with cost to income ratio at 35% of total revenues. Considering the Company’s separate
high profit margin and also from effective marketing policy. (2) Analysis of Operating Results and Profitability (2.1) Revenues from Sales and Services Description Year 2018 Year 2017 Increase
construction under a concession arrangement 131.3 398.1 215.0 126.1 (88.9) (41.3%) 104.6 870.5 765.9 732.2% Cost of sales and services (788.7) (796.3) (822.9) (788.4) (34.5) (4.2%) (3,324.7) (3,196.3) (128.4
operational capabilities and enhance cost efficiency, such as smart IoT solutions, cloud services, and connectivity. Mobile services continued the momentum from value-based offerings Mobile revenue reported
and launching of iPhone13 in Oct-21. On the cost side, cost of service was Bt21,664mn, increasing 6.0% YoY and 1.1% QoQ from 5G investment to strengthen leading position. Selling and admin expenses was
shareholder in the amount of USD 9.51 million. The Company additionally received opportunity cost in the amount of Baht 10 million. Such sale of shares is a termination of joint investment for the development
lease receivable, in accordance with the Effective Interest Method. Management Discussion and Analysis For the Three-month and Six-month Periods Ended 30 June, 2017 Page 6 2.4 Cost of sale and rendering