ค่าใชจ่้ายเก่ียวกบัการใชด้ชันีอา้งอิง (Reference Index Expense) 11.98 0.03 ค่าใชจ่้ายอ่ืน ๆ **(Other Expense**) 5.43 0.014 รวมค่าใชจ่้ายทั้งหมด * (Total*) 267.67 0.72 ค่าใชจ่้ายในการซ้ือขายหลกัทรัพย์
, comprised decrease of interest rates of loans from bank since the fourth quarter of 2019. Additionally, bank also cut MLR rate in the first and the second quarters of 2020. Tax income (expense) Q2-2019 Q1
loans from commercial bank since the fourth quarter of 2019. Additionally, bank also cut MLR rate in the first and the second quarters of 2020. Tax income (expense) Q3-2019 Q2-2020 Q3-2020 9M-2019 9M-2020
%, compared to +1.2% in 4Q20 due to decline in high margin devices sale from seasonality. Cost & Expense Cost of service for 1Q21 was Bt21,126mn, increasing 3.9%YoY and 3.4%QoQ from network OPEX following 5G/4G
from Baht 25.1 million to Baht 35.7 million and increase 35.8% 6M YoY from Baht 51.4 million to Baht 69.8 million due to loan addition for the new investment projects. Tax income (expense) Q2-2020 Q1
closed from nationwide restriction. SIM & Device margin was marginally negative at -0.5%, down from +2.7% in 2Q21 due to decline in high margin devices sale. Cost & Expense Cost of service in 3Q21 was
increase 29.9% YoY from Baht 27.8 million to Baht 36.1 million and increase 33.7% 9M YoY from Baht 79.2 million to Baht 105.9 million due to loan addition for the new investment projects. Tax income (expense
million. The increasing Baht 35.1 million came from loan addition for the new investment projects. Tax income (expense) Q1-2021 Q2-2021 Q3-2021 Q4-2021 2020 2021 THB Mn THB Mn THB Mn THB Mn THB Mn % THB Mn
the new iPhone13 in the previous quarter. However, the sales margin grew from +0.9% in 4Q21 to +1.4% in 1Q22 due to an increased sales mix of higher-margin handsets. Cost & Expense In 1Q22, the cost of
increasing demand for Cloud services and ICT solutions in line with the digitization trend. However, it declined by -9.0% QoQ as a result of large projects closed in 4Q22. Cost & Expense In 1Q23, the cost of