Reporting Person : - | Type of securities : - | Date of reporting obligation : 08/10/2008

Reporting Person : - | Type of securities : - | Date of reporting obligation : 20/11/2008

Reporting Person : - | Type of securities : - | Date of reporting obligation : 28/11/2008

Reporting Person : - | Type of securities : - | Date of reporting obligation : 19/12/2006

Reporting Person : - | Type of securities : - | Date of reporting obligation : 24/02/2015

Reporting Person : - | Type of securities : - | Date of reporting obligation : 20/06/2019

Corporate Engagement” ในงานสัมมนา “Corporate Sustainability and Environmental Rights in Asia Conference” ภายใต้ธีม “Beyond Disclosure: Charting Asia’s Corporate Stakeholder Engagement Ecosystem” โดยได้เน้นย้ำ

Period As Of Details GENERAL ENVIRONMENTAL CONSERVATION PUBLIC CO., LTD. 2023 Reviewed Consolidated Q2 30/06/2023 GENERAL ENVIRONMENTAL CONSERVATION PUBLIC CO., LTD. 2023 Reviewed Company Q2 30/06/2023

Year Receive Date Details GENERAL ENVIRONMENTAL CONSERVATION PUBLIC CO., LTD. 2020 24/03/2021 GENERAL ENVIRONMENTAL CONSERVATION PUBLIC CO., LTD. 2019 16/03/2020 GENERAL ENVIRONMENTAL CONSERVATION PUBLIC

Company by Samaedum Center and Map Ta Phut Center has been certified the international standard on environmental management system (ISO 14001: 2015) and the quality management system (ISO 9001: 2015