Phoenix artist stretched canvas is made with high quality pine wood, paulownia and the like from Northeast and Central China, America, Canada, New Zealand and some other countries. After thermophilic digestion, degreasing, kiln-drying, these raw materials are made into stretched bars in diferent sizes as required by Phoenix, and then enter into the company's warehouse. Each group of timber needs to be inspected strictly to check whether the moisture content complies with the standard, and whether there is any mouldiness, wormhole or dead knot. So as to ensure qualified timber be processed to next step.