Zhenjiang Yijiang kamupani undercarriage o loʻo aofia ai le taʻavale, luga o le roller, idler, sprocket, teteʻe masini paʻu ala poʻo le uʻamea ma isi mea, o loʻo gaosia i le tekonolosi faʻapitonuʻu aupito lata mai, faʻaalia le fausaga faʻapitoa, faʻatuatuaina faʻatinoga, tumau, faʻaogaina faigofie ma faʻaitiitia le malosi. . E masani ona faʻaaogaina i le tele o viliina, masini laʻu, masini faʻafefe afi, masini faʻapipiʻi i lalo o le vai, faʻatautaia galuega i luga o le ea, felauaiga faʻapipiʻi mea, masini faʻatoʻaga, masini faʻatoʻaga, masini galue faʻapitoa, masini faufale, masini suʻesuʻe, loader, masini suʻesuʻe. , gadder, taula masini ma isi masini tetele, feololo ma laiti.