Wood-plastic composites (WPC), a novel species of green and environment-friendly materials which are typically comprised of wood or other natural lignocellulosic fibers in a thermoplastic matrix, have found application in various fields, such as construction materials, indoor decoration materials, packaging and transportation materials, etc. due to their satisfactory performances like high strength, good mechanical properties, renewability and low production cost. The mass production of WPC cannot only solve both the problems of low comprehensi...