) Depreciation and amortization cost 106.3 105.8 108.1 109.3 1.2 1.1 429.5 432.4 (2.9) (0.7) Staff cost and other benefits 41.0 43.9 37.9 38.9 1.0 2.6 161.7 153.2 8.5 5.5 Repair and Maintenance cost 48.6 24.9 32.5
and Services Costs of sales and services principally consist of fuel costs, aircraft repair and maintenance costs, personnel expenses, cost of passenger service and aircraft rentals. For year 2017 and
principally consist of fuel costs, aircraft repair and maintenance costs, cost of passenger services, personnel expenses and aircraft rentals. For the second quarter and the six- month period of year 2018
, the Company’s administrative expenses increased in an amount of 334.94 million baht as a result of provision set aside for utility repair works in order to hand over to housing juristic person and for
which was charged in the 1st quarter and the higher building repair expense. Selling expenses increased by Baht 12 million as a result of higher property development operations selling expenses
revenue ratios for those years stood at 13.78% and 13.76%, respectively. The higher ratio on a period-on-period basis was attributable to the Company having some expenses in employee expenses, and repair
Co.,Ltd. (Biogas Power Plant) and UWCC (Cambodia) Co.,Ltd. In order to reduce its debt and reshape its investment from less competency business such as Power Plant that cause longer period of repair
in Q1 adding over 200mTHB to the Golden Lime fix assets the depreciation YTD and Q3 is significantly above last +12mTHB and + 26mTHB respectively. Finance cost has increased in Q3 2018 vs Q3 2017