The DEFENCE AND SECURITY international Asian defense and security exhibition and conference is the most impressive defense technology exhibition in Thailand. The biennial exhibition is supported by the Thai Ministry of Defense, Royal Thai Armed Forces, Royal Thai Navy and Royal Thai Air Force.

The exhibition has been held at the IMPACT Exhibition and Convention Centre (offers about 13,500 square meters of exhibition space) since 2003. The organizer of the exhibition is the GML Exhibition (Thailand) Co., Ltd company.

The exhibition focuses on the following areas: land, air and sea military equipment, military security technologies and equipment, access control systems, firefighting, escape, life support and emergency equipment, non-lethal weapons, modern counter-terrorism equipment, etc.