Solid wood is divided into five kinds of wood.

1. Hardwood: such as oak, walnut, beech and maple. , with the characteristics of hard, durable and heavy weight, is often used in furniture, floors, doors and windows and other products. 2. Cork: such as pine, Chinese fir, spruce, etc. , with the characteristics of light weight, softness and easy processing, is often used in construction, packaging and manufacturing of wood products. 3. Hard broad-leaved trees: such as elm, Robinia pseudoacacia and catalpa bungeana. , has the characteristics of high hardness, good durability and beautiful texture, and is often used in furniture, floors, doors and windows. 4. Soft broad-leaved trees: such as poplar, poplar and willow. , with the characteristics of light weight, softness and easy processing, is often used in building, packaging and manufacturing wood products. 5. Redwood: such as rosewood, rosewood, rosewood, etc., which has the characteristics of bright color, beautiful texture and hard texture, is often used in high-end furniture, handicrafts and other products.