Introduction to the Meridian Gate: It is the south gate of Longting Park, facing south. It is a typical Qing Dynasty style building and one of the main buildings in the park. There is a vertical plaque with the two characters "Meridian Gate" hanging on the middle door, and there are couplets on the red pillars on both sides, praising the noble qualities of the ancient working people in distinguishing right from wrong, good and evil.