To prepare insect specimens, prepare epoxy resin glue; the specific steps are as follows:

1. Prepare epoxy resin glue. As shown below:

2. Prepare a dragonfly.

3. Prepare a box. As shown below:

4. Prepare a flower.

5. Pour 2 bottles of glue into the water cup.

6. Stir evenly.

7. Pour the evenly mixed glue into the box.

8. Use tweezers to hold the flowers and put them into the box.

9. Put the dragonfly into the box as well.

10. Use tweezers to adjust the position and wait for the glue to solidify.

11. After the glue solidifies, pull the whole thing out of the box and the production is completed.