Qingzhou JuLong Dredging &Mining Machinery Co.,Ltd is a professional manufacturers ofdredgers,aquatic weed harvester,gold and iron mining machinery,sandprocessing machinery,with 20 years experience.with an excellenttechnology team,we can design and manufacturer high qualitydredgers and machinery according to clients requests. our productsare famous for it easy operation,reliable performance,low cost andlong working life. JuLong machines have been exported to dozens ofcountries in Southeast Asia ,South Asia,Africa,and SouthAmerica.