According to the special report of American Freedonia Group Consultation Company, till 2006 there is an increasing rate of 13% per year in the demand of polymer wood dust composite material in America, and the market total value will reach to 2billion US dollars.
     The report indexed that the application markets of American plastic& wood composite material which increased fast are kinds of plank, window, door and barrier. American market of plastic& wood plank will be improved from 4.1 billion dollars in 2001 to 9.0 billion dollars in 2006: the market of plastic& wood barrier will be improved from 1.63 billion dollars in 2001 to 3.15 billion dollars in 2006: and the market of plastic & wood door and window will be improved from 0.65 billion dollars in 2001 to 1.35 billion dollars in 2006. However, the dosage of plastic& wood composite material in the decoration market in the corresponding period increased very slowly, which indicates that the market is relatively mature.