Di Ku has four concubines. Zheng Fei, whose name is Tai Jiang Yuan, abandoned her child, Hou Ji, the ancestor of the Zhou Dynasty. The second princess, surnamed Judie, was the ancestor of Shang Dynasty. The second princess Chen, named, gave birth. The second princess, surnamed Chang Yi, was born Zhi. After Di Ku's death, she died and was ceded to Fang Xun, the Emperor Yao, nine years later.

Di Ku is one of the five emperors after Zhuan Xu, and the nationalities formed by his descendants mainly include Yao, Qi and Hou Ji.

Yao, Emperor Yao, also known as Yao, is the fourth period of the Five Emperors. Its descendants formed the Qi family. Yao's descendants also established dozens of countries in the Spring and Autumn Period, and many clans and surnames appeared. The area where the Qi people live starts from today's central Shaanxi in the west and ends in the south of Shanxi, Henan, Anhui, Shandong and Jiangsu in the east. Yao's descendants formed many families and surnames. Among the top 300 surnames today, the surnames of descendants of Emperor Yao are Liu, Zhu, Du, Fan, Fu, Long and Tao. 1 1, accounting for about 8% of the total population. Liu is the fourth most populous surname today.

Qi, Hou Ji and Yao and Shun should be clans that exist at the same time, belonging to the sub-surname ethnic group. Because the descendants of Qi became the Tang Dynasty and established the Shang Dynasty, the descendants of Yashi formed many countries in the same period of the Shang Dynasty, and the Song State was the most famous one. According to literature rough statistics, the descendants of Qi produced more than 200 clans and surnames in Shang and Zhou Dynasties. The activity area of the secondary surname ethnic group is centered on Henan, Hebei and Luxi, and radiates to the surrounding areas. Among today's 300 surnames, 32 surnames are descendants of Qi, including Lin, Song, Deng, Xiao, Dai, Kong, Niu, Tang and Fan, accounting for about 5% of the total population. Lin is the most populous 17 surname, especially in Fujian and Taiwan, and is a famous family in the southeast.

Hou Ji is a direct descendant, sharing the same surname with the Yellow Emperor ―― Ji, and Hou Ji is the ancestor of Zhou. His descendant, Zhou Wenwang, destroyed the Shang Dynasty, established a powerful Zhou Dynasty, and enfeoffed countless governors, most of whom were Ji's princes. The Zhou Dynasty was a mature and stable period for the formation of China's surname, so many documents were left behind. The active area of the Ji nationality should be centered on Shaanxi, Henan, Shanxi and Shandong, and radiate to the vast areas north of the Yangtze River and south of the Great Wall. Among the 300 most popular surnames, Hou Ji descendants have 103 surnames, including Wang, Yang, Zhou, Wu, Sun, Guo, He, Zheng, Tang, Han, Feng, Cai, Yu, Wei and Jiang, accounting for about 30% of the total population. Wang Xing is one of the most populous surnames today. Zhou, Wu, Sun, Guo and He are all surnames whose population accounts for more than% of the country's total population.