AWARDS AND CERTIFICATIONS

Certificate of Professional Development Program of Risk Management and Internal Control

PSG has been ISO 9001:2015 certified from MASCI

PSG Corporation Public Company Limited, formerly "T Engineering Corporation Public
Company Limited”, has received ISO 9001:2015 certification for its quality management system.

PSG received a certificate on workplace safety from Global Green Chemical

On July 10, 2018, PSG Corporation Public Company Limited, formerly "T Engineering Corporation Public Company Limited," obtained a certificate from Global Green Chemical Public Company Limited for a total of 1,500,000 hours of workplace safety at the Methyl Esther Production Plant II Civil & Steel Structure construction site.

PSG received a certificate on workplace safety from Global Green Chemical

On December 21, 2017, PSG Corporation Public Company Limited, formerly "T Engineering Corporation Public Company Limited," obtained a certificate from Global Green Chemical Public Company Limited for a total of 500,000 hours of workplace safety at the Methyl Esther Production Plant II Civil & Steel Structure construction site.

PSG received a certificated on workplace safety from Global Green Chemical

On July 20, 2017, PSG Corporation Public Company Limited, formerly "T Engineering Corporation Public Company Limited," obtained a certificate from Global Green Chemical Public Company Limited for a total of 100,000 hours of workplace safety at the Methyl Esther Production Plant II Civil & Steel Structure construction site.