1: JQ-gold rush ship, 2 Sand sifting machine series: Description: Sift sand machine: the ground screening equipment, mechanical loading; Mechanical drag walking; The workload: 60-150 m3 / h; Power: 18-20 horsepower x2 3 Suction dredger 4: JQ-jigger series, 5 JQ-cutting grass ship 6; Sand washer series