Introduction to Xiaoyushan Island: is an uninhabited island with an area of ​​3.28 square kilometers. The coast is washed and weathered by sea water, with exposed bedrock, numerous reefs, and prominent sea erosion landforms, forming a unique landscape. The island covers an area of ​​0.3 square kilometers. Only 50 meters above sea level, the island has dense vegetation and is home to thousands of seagulls and other migratory birds.