Isikhumba sesishandla leShandong Tongda lesililo lwenqanawe polyurethane sibiwe ngokulandelana nokuthiwe kuhle kakhulu lokusebenza ngeematerial ezincongca njengamafu, izigwili noma iplastiki elibuyiselwe. Ukusuka kwesililo kulonakala oluncongca polyurethane olushandla-lomoya ngeemetales esisetyenziswa phakathi kwayo, ukuze bheke umdabu wencane ngokuphi 200% kunye nesililo esincinci. Umbuzo wendlela ukuya kuquketha amaphathiso apho ahlukileyo ngokusebenzisa, ukuhlukeneyisa imiphumela yobuxoki futhi kanye neematerial etholiwe. Okwangoku siyisebenzisi kakhulu kwiindawo zokubuyisela, zokuthenga amaqanda, noma zokubuyisela ukuba uzame ukufinyelela amaphathiso okushandla-lomoya noma ukubuyekeza amacala ekudliweyo kweematerial engcono.