BANGKOK, Thailand

A four-day defense and security exhibition opened on Monday in Thailand’s capital Bangkok.

At least 400 defense industry companies from 50 countries joined the event in Thailand held biennially.

Several Turkish defense companies including Aselsan, armored vehicle manufacturers BMC, Otokar, FNSS and Nurol Makine, missile-maker Roketsan, Turkish Aerospace Industries, pistol, revolver and rifle-maker Sarsilmaz, the state-run Mechanical and Chemical Industry Corporation, which produces firearms, ammo and explosives, displayed their products in the show.

In the exhibition, Turkey-made Atak helicopter, Anka unmanned aerial vehicle, Hurkus training plane, armored land vehicles, rockets and missiles, ammo and weapons are exhibited.

More than 13,000 visitors are expected to visit the fair, which will end on Nov. 9.