Tank car, also known as mobile fuel trucks, computer tax refueling truck, oil tanker, tanker, tanker, oil tanker, oil truck, edible oil transport vehicle, mainly used for oil derivatives (gasoline, diesel oil, crude oil, lubricating oil and coal tar oil) transportation and storage. According to the different purpose and use of the environment has a variety of gas or oil, with oil, pump oil, a variety of oil packaging, release and other functions. Tanker special part is composed of a tank, PTO, drive shaft, gear pump, pipeline system components. Pipe network system by the pump, four through three ball valve, two-way valve, filter, pipeline composition.