February 21,2020 Subject: Notification of the disposal of in the Biogas Power Plant Business of Akkrawat Crop Rotation Energy Company Limited Attention: President Stock Exchange of Thailand Demeter

Company Limited 140/1 KHANJANAPISEK RD., BANGKAE, BANGKAE, BANGKOK, THAILAND. 10160 Tel: 02-455-2888 Fax: 02-455- 2763 ( “TRANSLATION” ) No. TG 072 / 2561 30 March 2018 Subject Land purchased from the

, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 078/0960 21

PUBLIC COMPANY LIMITED ADVANCED INFORMATION TECHNOLOGY PUBLIC COMPANY LIMITED AEON THANA SINSAP (THAILAND) PUBLIC COMPANY LIMITED AFFTER YOU PUBLIC COMPANY LIMITED AGRIPURE HOLDINGS PUBLIC COMPANY LIMITED

15 percents and there is no newly issued share of in return of payment. However the company will report the transaction to the Stock Exchange of Thailand. Method Calculation Transaction Size (%) 1

September 3rd,2019 To : Managing Director The Stock Exchange of Thailand Re : The acquisition of investment in Thonburi Healthcare Group PLC. The board of directors of Ramkhamhaeng Hospital Public Co

enter search criteria Search Company   Reset DOD BIOTECH PUBLIC COMPANY LIMITED Sustainability Development Ranking CG Score 1/ CG Score AGM Level 2/ AGM Score Thai-CAC 3/ Thai CAC  3/ n/a Thailand

PUBLIC COMPANY LIMITED Sustainability Development Ranking CG Score 1/ CG Score AGM Level 2/ AGM Score Thai-CAC 3/ Thai CAC  3/ n/a Thailand Sustainability Investment 4/ Thailand Sustainability Investment n

/ AGM Score Thai-CAC 3/ Thai CAC  3/ Certified Thailand Sustainability Investment 4/ Thailand Sustainability Investment n/a Ranking by Industry Business 4/ Remark - Calculated from adjusted price

Thailand Sustainability Investment 4/ Thailand Sustainability Investment n/a Ranking by Industry Business 4/ Business The Company's main business is investment related (Holding Company) to production and