Hook arm rubbish truck adopts full hydraulic control operating system, the rubbish compartment and the chassis can be completely separated, with reasonable structure, easy operation, stability, high efficiency, good sealing performance, convenient dumping and other advantages, can achieve a vehicle and multiple rubbish compartments joint operation, cyclic transport, and fully improve the transport capacity of the vehicle. It can be used as a vehicle with multiple compartments, which is highly efficient, energy-saving and cost-saving.