was THB 193.6 MB and THB 160.8 MB respectively, equivalent to 67.3% and 78.4% of total cost of sale respectively. An increasing in cost-of-sale was derived from the rise of average steel-coil price

due to the effect of an annual selling price adjustment, a change in foreign currency exchange rate and an increase in the cost of goods sold resulting from a continuously high cost of raw materials

, following continuation in handset-bundled campaigns. Cost & Expense In 2Q19, cost of service was Bt20,170mn increasing 5% YoY and 1.8% QoQ following 4G network investment. Regulatory fee was Bt1,462mn

in 2018 was –3.5% , same level as in 2017, following continued handset campaigns. Cost & Expense In 2018, cost of service was Bt76,700mn increasing 15% YoY due to higher D&A and cost of the partnership

-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

handset campaign and the newly launched iPhone 11. Cost & Expense In 2019, Cost of service was Bt81,487mn, increasing 6.2% YoY, due to network expansion.  Regulatory fee was Bt5,792mn, increased 1.2% YoY

natural gas power plant decreased Baht 38.4 million when comparing to the third quarter as the result from decreasing in fuel material cost which in line with the decrease in average natural gas price. Cost

by the reduction in cullet price (cullet represents 30% of production cost of the glass bottle used as a packaging). In June 2018, cullet price dropped by 10% from late 2017 in corresponding with its

especially RTD coffee which its cost per unit rose due to the rise in excise tax while the selling price in major channels remains the same. However, the company has increased the selling price of RTD coffee