Introduction to Embankment Green: The center of Jiushan Causeway is an 8-meter-wide asphalt pavement, lined with green trees on both sides. The Yishou Pavilion is built at the north end of the long embankment, and the open-air pavilion named Changle Pavilion is built near the water in the middle section. At the southern end of Songtai Mountain, a gate pavilion was built at the west foot.