Ladder feeding type penaeus vannamei breeding cage

The utility model belongs to the technical field of aquaculture, and particularly relates to a step feeding type penaeus vannamei breeding cage. Comprising a first-stage culture pond, a second-stage culture pond lower than the first-stage culture pond, a third-stage culture pond lower than the second-stage culture pond, a water supply tank located on one side of the first-stage culture pond and a purification tank located on one side of the third-stage culture pond. A first flow guide pool and a second flow guide pool are respectively arranged between the water supply tank and the purification tank, water entering the first flow guide pool through the drainage pipe can enter the purification tank to be filtered and purified, and the purified water is discharged into the second flow guide pool and flows into the water supply tank through the second flow guide pool. And water is supplied to the first-stage culture pond, the second-stage culture pond and the third-stage culture pond through the water supply tank