The Off-Road Fueling Vehicle: Modified from Shaanxi Auto’s SX2190, the six-wheel-drive vehicle performs well off-road, and can be used in mountainous, hilly and muddy terrain. It is equipped with a 10,800-liter oil tank and an oil pumping system for oil discharge, mobile pumping and refueling. It is 8.02 meters long, 2.5 meters wide, 3.2 meters high and weighs 12.5 tonnes. With a WD615.50 206 kw engine, its maximum speed is 86 km/h and can climb a gradient of up to 30 degrees.