Do I have to cross the sea to go to South Huangdao in Rushan?

Yes According to the information of Baidu map, there are sea areas around Nanhuangdao in Rushan, so you need to cross the sea to go to Nanhuangdao in Rushan. Nanhuangdao belongs to Haiyang Suo Town, Rushan City, Shandong Province. It is located in the Yellow Sea in the south of Shandong Peninsula, facing Xiandao in the northwest and separated from Xiaoshikou in Haiyangsuo Town in the north by water. It is the largest island in Rushan City.