... equipment of alluvial gold.First, structural principle(Weifang Lingwei Machinery Co.,Ltd):LWWD-type gold panning ship is the ... , roughing selection, cleaned selection and other operations.(Weifang Lingwei Machinery Co.,Ltd)3. The abandoned tailings system: It is ... convenient, reasonable, safe and reliable while operating(Weifang Lingwei Machinery Co.,Ltd)..9. Anchor: forward anchor, pan anchor, ...