Isandla leShandong Tongda lesi sembenzi esingakhiyiwe polyurethane lusetyenziswa ngokulandelana ngezintlonzo ezikhohlwa kakhulu, njengomsebenzi wokugcina okudla, ukusebenza amadabu, okanye izindawo zokugcinwa kwezinye izidingo. Ukukhupha okunamandla oluhlaza phansi (Shore A 60–70) luhlola umkhuhlane ongenziwayo ukuthi alibhebhe konkqophelo, amaxhasa amaninzi, amaglass, nokanye imibiko engaphakathi. Ukuhlala kwesonto sokubhekisisa asikhotheliwe ngokwesifazane neFDA kunye neEU, lokungafundeki ukusetyenziswa ngokufanele kumoya omkhulu. Isonto sokuqhathaniswa ngokupheleleyo ukuthi ukuhlolwa kuhlanganise ngendlela efanelekileyo, uzokususa ukukhupha ngokupheleleyo futhi ukungakhiya noma ukungacabanga. Eluhlaza kakhulu kunye nokungasayizisa, lokhu kuhlanganisa ukuvavanya nokuthola kuhluke kumncedisi wasezindaweni ezikhulu. Lalela isicelo yokuthi uzothola ukusetha iindlela zakho ezisingakhiyiwe.