The equipment of solid waste treatment system includes: ternary pumping system (storage bin, hydraulic trolley, hydraulic gate valve, double-shaft preloading screw machine, plunger pump), reaction kettle, plate and frame filter press, dryer, incinerator, etc. The solid waste is discharged through the storage bin and the hydraulic trolley, pre-pressed by the double-shaft screw, and then pumped into the next level of equipment by the piston pump for incineration or reuse.