The common uses of building timber mainly include the following four aspects:

1. In civil engineering and construction, wooden beams are often used to make corrugated concrete formwork, which can serve to reinforce the formwork.

2. In terms of house decoration, wooden beams are often used as wooden keels, including in the decoration of floors, which play a very important role.

3. In terms of construction, wood is also used as a material for pillars.

4. In the production of furniture, building blocks are often used as the backbone of many pieces of furniture, providing support.