This utility terrain vehicle is a movable articulated double-carriage structure composed of two carriages which connected by a steering device.Each carriage consists of a chassis and a body.The chassis is composed of central beam, side drive and assembly mobile devices.Four independent assembly mobile devices are mutual substitution.The body is made of fire-resistant glass fiber reinforced plastic (GRP), with a double-layer structure, which is not only sturdy and durable, lighter than the steel compartment, but also has the function of preventing rollover.The vehicle can be worked in Extremely low temperature environment, since there are ventilation devices and heat exchangers which keep the temperature inside the car higher than the outside, what's more, it can be a demister. It's an amphibious vehicle. Also the rear carriage is available for customized, it can be modular production, thus our vehicle can be widely used in emergency rescue,off-road transport,obstacles clear,tourism etc.