Si Collection, Upper Volume Radical: Water (shuǐ) Wei Kangxi Stroke Count: 18 Page 657, Entry 18 Pronounced wei Name of a river. Book of Documents (Shangshu): The Wei and Zi rivers follow their courses. History of the Former Han (Qian Hanshu), Treatise on Geography: The river rises in Mount Jiwu in Langya and flows north to Duchang County, where it enters the sea. Also the name of a county. Record of Universal Geography (Guangyu Ji): Wei County, belonging to Laizhou Prefecture; originally the territory of Jiaodong during the Han Dynasty, Beihai during the Sui Dynasty, and Wei Prefecture during the Tang Dynasty.