Lokola mosali ya bisaleli ya kobongisa biloko oyo azali kotyelama motema, Ruijie epesaka lolenge mobimba ya ba solutions —bokaboli ya magnétique, botalisi, bopesi, bokatikati, mpe bisaleli ya kokabola biloko na gravité —oyo ebongisami mpo na kozongisa biloko na ebende ya kala, kotumba mputulu ya nse (iba. Iba, kozongisa biloko na mosala, mpe kozwa lisusu biloko ya kosalela mpo na kotombola makoki na yo mpo na kolendisa.
Ba équipements ya triage ya gravité esalemaka mingi na production pona ko classer cuivre, argent, étain, tungstène, tantalum, niobium, titane, zirconium, minerais primaires na ba placeurs ya chrome.
Moyen oyo basalelaka na . Machine ya jig ekoki kozala mayi, mpe tango mayi esalelami lokola milieu ya triage, babengaka yango jigging hydraulique.Ba concentrateurs na biso ya ba jigs ezali na écoulement ya mayi oyo ezali ko pulser, oyo ebongisaka bosikisiki ya bokabuani na ba applications ndenge na ndenge.