Mr. Gunkul Dhumrongpiyawut Mr. Gunkul Dhumrongpiyawut, Chairman of Gunkul Engineering Public Company Limited (“Gunkul”), had changed his securities holding during July 14, 2021 to July 19, 2021. In

date in the amount of THB 125 million. 7. Basis used to determine value of consideration The Company appointed Genetic Wealth Company Limited as Company’s Financial Advisor to evaluate the appropriated

of Baht 5 billion the first green bond in Thailand certified by the Climate Bonds Initiative. Two consecutive years in ESG 100 list of excellent performance in sustainable development BGRIM recently

service of electricity engineering. • Property, plant and equipment has increased Baht 30.22 million, as a result of assets for solar energy. • Restricted cash decreased by Baht 6 5 . 2 4 million because

. 68 million to Baht 1,580.25 million, which is increased by 11.94% due to additional revenue of engineering service in 2017 and revenue from solar energy began to recognize in 2017. Statement of

0.38 4. Excellent Rubber Co.,ltd 141,272 3.85 12. Vitayasithi Co.,Ltd. 13,875 0.38 5.WBLP Co.,Ltd. 40,000 1.09 13. Thai Wacoal Plc. 13,875 0.38 6. Ramasorn Thaveekarn Co., Ltd. 23,125 0.63 14. Sariraporn

an ASEAN Asset Class score of 97.50 points or more nearly doubled from 42 companies in 2019 to 76 companies in 2021. This accomplishment shows that corporate management and excellent corporate

expert at the Office of Insurance Commission, and chairman and director of listed companies on the Stock Exchange of Thailand.Mr. Viput Ongsakul obtained a Bachelor’s Degree in Engineering, Chulalongkorn

Asia Pacific Drilling Engineering Company Limited During the period between 2021 and 2022, four juristic persons, namely (1) Phelps Dodge International (Thailand) Limited, (2) Thai Cable

Mr. Bhusana Premanode During 13 May 2015 to 17 August 2016, Mr. Bhusana Premanode, while being director and executive of International Engineering Public Company Limited (IEC), performed his duties