Do both Rongcheng, Shandong and Dongsheng District border the Yellow Sea?
Rongcheng, Shandong Rongcheng () is a county-level city of Weihai City, at the eastern extremity of Shandong Province, China, looking out to the Yellow Sea in all directions but the west.
Haojiang District Haojiang District () is a district of Shantou, Guangdong province, People's Republic of China. It was established in March 2003, consisting the former Dahao (达濠) and Hepu (河浦) districts. It covers 134.88 km2 . Dahao Island, which covers about 80 km2 , is part of Shantou special economic zone, to the west of Chaoyang District. Overlooking across the Queshi sea (礐石海), there are Longhu District (龙湖) and Jinping District (金平). Located on the coast of the South China Sea, Haojiang District has about 20 harbours. It has a population of 270,000.