DTC promoted work safety by organizing the 1^st class of safety, occupational health, and environment training 2017 for all existing employees and the new employees on 25 May 20174. A. Boonsong Nimitsab, the guest speaker from Safety and Health at Work Promotion Association (Thailand) gave the lecture and knowledge to the employees.

The objective of this training was to improve safety activities so the employees understand the cause and prevention of accident in workplace. Moreover, it aimed to create the consciousness of harm and work safety by having self-consciousness and allowing employees to participate in accident protection.