แบบแสดงราการข้อมูลประจำปี Notification of the change of the audit firm Date..... .........................…. Dear Secretary General of the Securities and Exchange Commission of Thailand I would like

recognize share of profits from Nava Nakorn Electricity Generating Company Limited (NNEG). Operating highlight in Q4/2017 and 2017 Q4/16 Q3/17 Q4/17 Change +/(-) 2016 2017 Change +/(-) (THB million) QoQ YoY

Analysis (MD&A) 3 Q2/2020 Operating Results Overall operating results of the Company and its subsidiaries (unit: THB million) Q2/19 Q1/20 Q2/20 change +/(-) 6M/19 6M/20 Change +/(-) YoYYoY QoQ Operating

maintained its growth momentum. Similarly, Thailand’s major economic indicators continued to exhibit growth, as evidenced by brighter exports, government spending and private spending on certain items of

summarized as follows: Consolidated FS Quarter 1/2019 Quarter 1/2020 Change MB. % MB. % MB. % Revenue from contracts with customers 1,943.6 70.9% 1,714.0 64.3% -229.6 -11.8% Interest income from loans from the

, a 89.8% decrease from 1Q2019. (Unit : Million Baht) Consolidated Financial Statements 1Q'20 1Q'19 % Change Total Revenue 430.3 459.4 -6.3% Gross Profit 136.5 183.4 -25.6% Normalized Share of Profit

global financial market have begun to affect the Thai financial market. The Bank of Thailand (BOT) has alleviated the situation through government bond purchase program amounting more than 100 billion

.) Export sector was impacted from country lock down of the partner countries due to the discontinuance of production chain 3) Government spending and investment shrinkage due to the delay of government

Discussion & Analysis Q2/2021 Operating Highlights in Q2/2021 Q2/20 Q2/21 Change +/(-) 1H/20 1H/21 Change +/(-) (THB million) %YoY %YoY Operating Revenue 144 137 (5%) 363 317 (13%) Gross Profit 79 77 (3%) 216

1. The outbreak of Corona Virus Disease 2019 (COVID-19) Since the end of February 2020, the government and private companies allowed the employees to work at home to prevent the further spread of the