Introduction to grassland: The altitude in the scenic area is about 2600-3300 meters. In the spring, thousands of trees are revived and green, and the lawn is like a carpet inlaid among the thousands of trees; in midsummer, the green shade is rich, verdant, birds and flowers are fragrant, the purples and reds are bright, and the pines are surging; in the golden autumn, the red leaves are like fire, the colors are colorful, and the scenery is beautiful ; In the severe winter, the snow is covered with snow, the icy flowers bloom, and it is another scene of the forest sea in the North with "heavy snow pressing down on the green pine trees, and the green pine trees standing tall and straight".