东岛, also known as Dong Island, is a small island located in the South China Sea. It is part of the Xisha Islands archipelago, which is known for its beautiful beaches and rich marine biodiversity. The island is primarily uninhabited, making it a peaceful destination for nature lovers and researchers. The surrounding waters of 东岛 are home to various species of fish and coral reefs, attracting divers and snorkelers. The island's strategic location has also made it a point of interest in regional maritime discussions. Overall, 东岛 offers a glimpse into the natural beauty and ecological significance of the South China Sea.