, 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
& Device margin was negative at -1.2%, compared to +2.5% in 2Q20 due to decline in high margin devices sale from weak economy Cost & Expense In 3Q20, cost of service was Bt20,377mn, flat QoQ but decreasing
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
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
profit margin. Administrative and Selling Expenses Selling, general, and administrative expense as a percent of sales increased slightly to 13.5% in 1Q18 compared to 12.5% in the same period in previous
. Administrative and Selling Expenses Selling, general, and administrative expense as a percent of sales increased slightly to 13.2% in 2Q17 compared to 12.5% in the previous quarter. Selling expense increased in
helped lessen the effect of the above on profit margin. Administrative and Selling Expenses Selling, general, and administrative expense as a percent of sales increased slightly to 13.5% in 3Q17 compared
. SIM and device margin in 1Q19 remained -4.2%, compared to -1.1% in 1Q18 and -4.3% in 4Q18. Cost & Expense In 1Q19, cost of service was Bt19,817mn increasing 15% YoY due to higher D&A and cost of the
less sale of high- tier handsets. SIM and device margin was -3% compared to -2.7% in 2Q17 and -1.1% in 1Q18. Cost & Expense In 2Q18, cost of service was Bt19,202mn increasing 16% YoY and 11% QoQ mainly
%, compared to +0.4% in 2Q19 and +0.7% in 1Q20. Cost & Expense In 2Q20, cost of service was Bt20,439mn, increasing + 1. 3% YoY, flat QoQ due to higher amortization from new spectrum offsetting by lower