% Finance cost 18.41 36.80 18.39 99.89% Income tax expenses 22.21 28.27 6.06 27.29% Net profit 80.50 95.26 14.76 18.34% Net profit ratio (ROS) 18.98% 20.67% Earnings per share (Baht) 0.13 0.16 0.03 23.08

processes, including effectively controlled in maintenance cost. Net gain (loss) on exchange rate Q1-2020 Q1-2019 THB Mn THB Mn THB Mn % Net gain (loss) on exchange rate 112.2 (28.3) 140.5 N.A. (>100) Change

decrease 30.3% in repair and maintenance cost from effectively cost controlled and efficient maintenance plan. Cost of sales and service decrease 3.9% YoY from Baht 828.9 million to Baht 796.3 million. The

sales and service income and gross profit from efficient fuel management both in procurement process and production process, including effectively controlled in maintenance cost. Including the cash

digitalizing channels and operational processes to gain fair market share and expand our scale in respective businesses.  Mobile revenue to gradually rebound –AIS aims to lead with 5G service emphasizing on

% yoy, +6% qoq) and non- mobile enterprise business grew 13% yoy. We continued on with cost optimization while expanding 5G network which resulted in controlled cost of service (+3% yoy, -0.5% qoq) and

5,309.0 4,436.9 872.1 19.7 Issued and paid-up share capital 5,088.0 5,088.0 - - Share Premium 3,896.0 3,896.0 - - Retained earnings - Appropriated - Legal reserve 26.0 26.0 - - Retained earnings

5,205.5 4,436.9 768.6 17.3 Issued and paid-up share capital 5,088.0 5,088.0 - - Share Premium 3,896.0 3,896.0 - - Retained earnings - Appropriated - Legal reserve 26.0 26.0 - - Retained earnings

%) (18.34) 991.35% Financial Cost and Income tax expenses 4.54 0.07% (6.76) (0.12%) 11.30 167.16% Net Profit (Loss) 423.62 6.59% 488.52 8.86% (64.90) (13.29%) Earnings per share (Baht per share) 0.3239 0.3735

21.1 Issued and paid-up share capital 5,088.0 5,088.0 - - Share Premium 3,896.0 3,896.0 - - Retained earnings - Appropriated - Legal reserve 45.2 26.0 19.2 73.8 Retained earnings - Unappropriated 4,309.0