1, won surname: Sun Boyi, born in Zhuan Xu, established Jiang Guo in Shang Dynasty, and was later destroyed by King Chu Mu. People in China take Jiang as their surname. 2. Ji surname: In the early years of the Western Zhou Dynasty, the descendants of Hungzhi were sealed in Wengshan (now east of Dinghai County, Zhejiang Province, now east of wengyuan county, Guangdong Province), and later took the city name "Weng" as their surname. Weng, a native of Quanzhou, Fujian Province in the early Song Dynasty, had six sons, namely Hong, Jiang, Weng, Fang, Gong and Wang. Among them, the second son is Gong, surnamed Jiang, and the descendants are also Jiang. 3. Zi surname: from the descendants of Xiao Li, the prime minister at the end of the Tang Dynasty, took refuge and changed his surname. At the end of the Tang Dynasty, there were wars. Xiao Zhen, the second son of the Prime Minister of the Tang Dynasty, crossed the river from Xin 'an, Huizhou, Anhui Province to Huangdun, Shexian, my father's refuge. To commemorate this refuge, Xiao was changed to Jiang, later known as Jiang.
Some ethnic minorities changed their surnames. At the beginning of the Qing Dynasty, the name of Jiang began to appear among Manchu in the north, and the Tibetan toast in Sichuan also used the name of Jiang of the Han nationality.