Pine wood sawdust is a kind of organic material, it is derived from the processing, manufacturing industry. All kinds of pine wood and bamboo are planned by the worker, then crushed into small pieces. In the past, because of the small and uneven size, pine sawdust was just considered as useless natural wastes. Wood sawdust including pine wood sawdust is much beneficial to cultivation and animal bedding. Since for cultivation, wood sawdust adds more nutrients to dry and hard soil after a long period of planting. Sawdust also provides your animal with a clean and comfortable place to live.