I-China ingumkhiqizi ohamba phambili wama-ventilators futhi isebenzise imigomo eqinile yokubulala amagciwane ukuze kuqinisekiswe ukuphepha kweziguli nabasebenzi bezokunakekelwa kwempilo.Ama-ventilators abulawa amagciwane kusetshenziswa inhlanganisela yokukhanya kwe-UV, umhwamuko we-hydrogen peroxide, nezinye izibulala-magciwane ukuze kuqedwe amagciwane namagciwane.Amafekthri akhiqiza ama-ventilator aseChina afakwe ubuchwepheshe obusezingeni eliphezulu futhi athobela izindinganiso zamazwe ngamazwe ukukhiqiza imishini yezokwelapha esezingeni eliphezulu nephephile.