He maha nga tau o te wheako ki te whakaputa i te pahuka urethane pūtau kati Ka taea e , Fuqiang te whakarato i te whānuitanga o te pahuka urethane . pūtau kati kati ka taea te whakatutuki i te maha o nga tono, mena ka hiahia koe, tena koa tiki mai i ta maatau ratonga ipurangi e pa ana ki te pahuka urethane pūtau kati . I tua atu i te rarangi hua kei raro nei, ka taea hoki e koe te whakarite i a koe ake momo pahuka urethane pūtau kati motuhake kia rite ki o hiahia.
He tohunga taatau ki te whakaputa hua rapa me te pahuka tae atu ki te tangohanga, te werohanga, te whakakakahu, te tapahi pahuka, te wero, te raima etc.