invest for leadership both on network quality and customer perception. Significant Event in 3Q21 1. In Sep-21, AIS entered into a settlement on some of the legal disputes with National Telecom Public

network and coverage to drive 5G leadership. Revenue from interconnection charge (IC) and NT partnership was at Bt3,193mn, dropped -2.9% YoY from lower IC rate and -1.4% QoQ following lower network traffic

% YoY) would continue from pressure in cost. AIS FY22 CAPEX will remain approx. 30bn to ensure that we continue to invest adequately for 5G network quality leadership. Market and Competitive Environment

% YoY) would continue from pressure in cost. AIS FY22 CAPEX will remain approx. 30bn to ensure that we continue to invest adequately for 5G network quality leadership. Market and Competitive Environment

% YoY) would continue from pressure in cost. AIS FY22 CAPEX will remain approx. 30bn to ensure that we continue to invest adequately for 5G network quality leadership. Market and Competitive Environment

core mobile revenue growth with network and service quality leadership, pricing discipline, and ecosystem economy Mobile revenue recorded Bt29,258mn, with a 1.4% YoY improvement benefited from the

relationship with the customers while continuously uplifting the value in multi -product proposition. • Mobile to focus on sustaining leadership in network quality and coverage, personalized segmented offerings

2017 Bangchak Corporation Plc. Table of Contents 7 9 09 8 Refinery Business 13 Marketing Business 14 Green Power Business 16 Bio-Based Products Business 18 Exploration & Production Business 22 26 24

Baht volatility and international capital movements. Within this context, KBank has accentuated enhancement of our business capabilities to achieve sustainable growth and maintain our market leadership

Directors of Italian-Thai Development Public Company Limited, Tevin Vongvanich, President and Chief Executive Officer of PTT Exploration and Production Public Company Limited and Vikrom Kromadit, Chief