Water saving washing machine

The utility model belongs to the technical field of washing machines, and relates to a water saving washing machine comprising a washing machine body. The washing machine body is provided with a control panel, and the bottom of the washing machine body is arranged on a base-type water tank. The water drainage port of the washing machine body is communicated with a first water drainage tube, a second water drainage tube and a third water drainage tube; the first water drainage tube is provided with a first electromagnetic valve, the second water drainage tube is provided with a second electromagnetic valve, the third water drainage tube is provided with a third electromagnetic valve, and the first, second and third electromagnetic valves are connected to the control panel through wires; the base-type water tank comprises a first cavity and a second cavity, the first cavity is connected to the outlet end of the first water drainage tube through a first water inlet, the second cavity is connected to the outlet e