Jinfeng Gold Mining Machinery is one of the best screw conveyor, jaw crusher, flotation tank, stone crusher, bucket elevator manufacturers in China, equipped with good factory, welcome to wholesale screw conveyor made in China from us. Our factory has passed ISO9001:2008 quality management system certification and established a strict quality control system. Our company persists in the principle of "quality first, sincerity service, reasonable price and timely delivery". So we win high praises from the majority of users.