Introduction to Zhaitang Island: Take a boat from Langya Port Pier and travel 0.9 kilometers southeast to reach the island with green trees and red tiles. It is named after "when the First Emperor ascended Langya, his attendants fasted here." Zhaitang Island is 1.6 kilometers from north to south, 0.25 kilometers from east to west, and the coastline circumference is 5. i8 kilometers, covering an area of 0.4 square kilometers. It is divided into South Island and North Island, connected by a narrow sand dune in the middle. The North Island is flat and has more than 300 households, mainly engaged in fishing. The residents in the village are all island fishermen. To the west of the village is a coastal harbor where fishing boats and ferries are parked. There are rugged rocks in the intertidal zone to the east of the village. When the tide is low, you can go there to catch snails, crabs, and oysters...