ESCO encourages its employees as well as stakeholders to monitor its operations and compliance with good governance, ethical code of conduct and related rules and regulations. All individuals are advised to report or notify an illegal or unethical act or a suspicious course of action of ESCO’s personnel. For more transparent and efficient business activities, ESCO has set guidelines for notifications as well as mechanisms for protection and fair treatment for both the whistle blower and the alleged.Please see the Whistleblowing Policy and Whistleblowing Guideline for more details.

The following are available communication channels and processes for whistle blowing or notification of information and details.

1. via emails addressed to one of the following:

• Chairman of the Board of Directors and Managing Director : escodirectors@egco.com
• Head of the Anti-Corruption Working Group, Corporate Management Division Manager, Human Resources Section Manager : escoanticorruption@egco.com

2. via post mails addressed to one of the committees with the address stated below:

EGCO Engineering & Service Company Limited

222 Vibhavadi Rangsit Rd., Tungsonghong, Laksi, Bongkok 10210