I am very glade to see your message on the website. we are China giken(Tianjin)furniture co.,ltd.Our company is mainly in charge of producing and eXporting building materials. main products : panels finger-jointed board,stick ,beam,bed slat,Moulding ..... I want to introduce our finger-joint board . It is No open knot,fLAME-RESISTANT,and not corrupt .when you paint ,it is easy to let the paint on,when meet the water ametabolic. the technical info:moisture8%~12%.E0 garde,No formaldehyde. finger-joint board. Size , we can produce the board from ,3mm to 40mm,wide 0 to 1meter,length 0 to 4.8meters. Treatment:sanded,joint board,heat treat. paulownia wood can instead of pine in some place.such as moulding ,wall panels.. but the price is much cheaper than the pine. If you are interested please feel free to contact with me ! wish we can build a life-long relationship ! Looking forward for your reply ! Best regards Selina