Introduction to the nature reserve: This area covers an area of more than 1,000 acres and is distributed in Nanshuangmiao and Houtun villages. It mainly contains black locust, poplar, ash, mulberry, pear, hawthorn, etc. Among them, the Nanshuangmiao Village is mainly populated by fruit trees, including hawthorns, pears, tangerines, grapes, apples, etc. The Houtun part is divided into east and west areas by the north-south highway between the two villages. The east area is dominated by ash, poplar, locust, mulberry, pear and other trees; the west area relies on various ancient forests, dense forests, and towering trees. Entering the field, it blocks the sky and the sun; or the old branches are strong and straight.