1. Take out a long column first, pay attention to the groove of the selected long column, and place it according to the position and direction.
2. Take the second long column and assemble it with the first long column in the order shown in the figure.
3. Take the last long column and assemble it with the first two long columns to form a solid cross center column.
4. Place the cross column in a vertical position, and take the overlooking direction as the assembly angle, first insert the short column below the cross column.
5. Take the right side of the cross center column inserted into the short column.
6. Take a short column and insert it above the cross center column to form it together with the other two short columns.
7. Turn the previously assembled structure upside down, put the other side of the cross-shaped middle column at the top of the top view direction, and then insert a short column on the left side of the middle column after turning the angle.
8. Insert a short column to the right of the center.
9. At this time, the short column at the top in the plan view will be angularly deflected according to the above contents.
10. Install the last short column. At this time, it takes 90 degrees to insert the last stub.
Then take out the long wooden strips marked black and red. The next step is to take out the short wooden strips marked with red and black. Then take out the short wooden strips marked with black and red on both sides. Then take out the long wooden strips marked with black and their corresponding long wooden strips. Then take out the two sticks that are vertical in the middle.