This  machine  adoption  latest  the  original  package  enter  can  the  water wash type dust filter the  net  meets  the  environmental  protection  bureau request  competely,the  noise  bottom,low  in  person  the  mark  pack  75 decibel  the  following,the  vacuum  force  is  strong,each  wind  velocity  can amount  to  11  meters,low  power  consumption,Equipped  with  dust  spray fire prevention device,the spot complete need not add central gather the dust  to  adjust  the  equipments,or  add  the  vacuum   cleaner,reducing  a considerable  electricity  charges  for  you  monthly,completely  match  the economy  investment  pertormance.