1. Comes from the surname Ji. He is a descendant of Jichang, King Wen of Zhou Dynasty, and takes the country as his surname. After King Wu destroyed the Shang Dynasty, he granted his fifth brother Shudu the title of Cai Shudu, which was known as Cai Shudu in history. During the reign of King Cheng of Zhou Dynasty, the title of Cai Zhong, son of Cai Shudu, was changed to Cai. The new Cai Kingdom was located in Shangcai County, Henan. After Chu defeated Cai, the people of the country took Guo as their surname and scattered in various places. ?
2. Derived from the surname Ji. It comes from the fiefdom of a descendant of the Yellow Emperor, and it is a surname based on the name of the fiefdom. The surname Ji is a direct descendant of the Yellow Emperor. During the Yao and Shun dynasties, the Yan, Kan, Yin, Cai, Lu and other clans to which the Ji surname belonged were distributed in the Weihe River Basin, westward along the Yellow River to eastern and western Henan. The branch of the Cai family with the surname Sui holds a high status as they perform sacrificial duties in the tribe. The words Cai and Ji were commonly used in ancient times, so Cai comes from Ji. ?
Extended information:
Celebrities of the Cai family:
1. Cai Lun
Cai Lun (?-121 years), named Jingzhong , a native of Guiyang County in the Eastern Han Dynasty. Emperor Yongping of the Han Ming Dynasty entered the palace to serve as a minister. In the second year of Zhanghe (AD 88), Cai Lun was promoted to the rank of Zhongchangshi because of his meritorious services to the Queen Mother.
Cai Lun summarized people's papermaking experience in the past and innovated the papermaking process, and finally made "Caihou Paper". In the first year of Yuanxing (AD 105), he reported to the imperial court, and Emperor He of the Han Dynasty ordered the promotion of his papermaking method. In the first year of Jianguang (AD 121), he committed suicide due to a power struggle.
2. Cai Wenji
Cai Yan, also known as Wenji, also known as Zhaoji, was a native of Yuxian County, Chenliu County (now Qixian County, Henan Province). She was a female writer in the Eastern Han Dynasty and a writer named Cai Yongzhi. female.
Erudite and talented, he is good at literature, music, and calligraphy. She first married Wei Zhongdao and returned home after her husband died. When the Southern Xiongnu invaded, she was captured by the Xiongnu King Zuoxian and gave birth to two children. After Cao Cao unified the north, he spent a lot of money to redeem her and marry her to Dong Si.
3. Cai Yuanpei
Cai Yuanpei (January 11, 1868 - March 5, 1940), also known as Heqing, also known as Zhongshen, Minyou, Jiemin, nickname. Apei, who also had the pseudonyms Cai Zhen and Zhou Ziyu, was of Han nationality, from Shanyin County, Shaoxing Prefecture, Zhejiang Province (now Shaoxing, Zhejiang Province), and was originally from Zhuji, Zhejiang Province. Educator, revolutionary, politician. Democratic progressive, member of the Central Executive Committee of the Kuomintang, member of the National Government and president of the Supervisory Yuan. The first Director-General of Education of the Republic of China.
Baidu Encyclopedia-Cai surname