Dump Trucks are known as Dumper Truck or Tippers,are mainly designed for transporting sand, stone,gravel, soil, building materials, coal, ore, grain and agricultural products and other products which can be packed in bulk and can be piled up.It's consist of automobile chassis,hydraulic lift mechanism, carriage box and retraction device.Our dump trucks are divided into two types: backward overturning and lateral overturning,the movement of piston rod is controlled by the control system, and backward ourturning is more common and used more widely.