The invention discloses a novel high-performance ultrasonic diagnostic device. The novel high-performance ultrasonic diagnostic device comprises a first mobile apparatus, a second mobile apparatus arranged at the lower side of the first mobile apparatus, and a turning device arranged between the first mobile apparatus and the second mobile apparatus, the first mobile apparatus comprises a first mobile main body, a first recessed chamber having an upward opening is arranged by passing through the first mobile main body, a first left moving groove communicated with the first recessed chamber isarranged in an inner wall at the left side of the first recessed chamber, a first left guiding groove communicated with the first left moving groove is arranged in the inner wall at the left side of the first left moving groove, a first left moving motor is fixedly arranged in the inner wall at the lower side of the first left moving groove, a first left leading screw is connected with the upper end of a first left motor in a power mode, and the upper end of the first left leading screw is cooperated and connected with the inner wall of the upper side of the first left moving groove through bearing rotation.