Libakeng tse ling tse tsoetseng pele tsa Europe, Amerika, Australia le Asia Boroa-bochabela, mokhabiso o reliloe kantle, libotlolo tse ka tlung, liforeimi joalo-joalo li hlahisoa ka foam e thata ea polyurethane.SWD Urethane Co., USA e ntlafalitse thepa ea mokhabiso ea lehong e thata ea polyurethane foam e sebelisitsoeng haholo likhoebong tsa tlhahiso ea libotlolo.Kamora hore China e kene WTO, lik'hamphani tse ngata tsa tlhahiso ea mokhabiso li ile tsa fetisetsa ts'ebetso ea tlhahiso ho ea malapeng ebe li romella lihlahisoa tse felileng kantle ho naha.E sebelisoa ka foromo ea tekheniki ea SWD USA, SWD Shanghai Co., e hlahisa lisebelisoa tsa motsoako oa lehong la polyurethane 'me haholo-holo li fanoa ho mekhabiso ea lapeng le likhoebo tsa tlhahiso ea liforeimi.