Liu, the earliest Liu originated from Liu Lei, the descendant of Yao, so Liu Lei was the ancestor of Liu. Liu Lei is Yao's grandson. In his early years, Liu Lei learned from his father Dong Fu that he was a royal dragon.

About 1879 BC, in the summer of Emperor Kong Jia's reign, the dragon fell from the sky in Longdanggou, the southeast corner of Qililongcheng in Linying County, Henan Province. Kong Jia sent Liu Lei here to raise dragons for seven years. Because of Liu Lei's meritorious service in raising and protecting dragons, Kong Jia named him a royal dragon family and played Wei Guojun.

After the death of a female dragon, Tired processed the dragon meat into delicious food and gave it to Kong Jia. Kong Jia enjoyed it and thought it was delicious, so he asked Liu Lei for food.

Liu Lei was afraid of the death of the dragon, and Kong Jia made him take the responsibility, so that in about 1873 BC, Liu Lei moved to the eastern foot of Yaoshan (Dalongshan). Lushan County, Henan Province now lives in seclusion, and its original name has been changed to Qiu, Qiu Gong and Qiu Miyagi.

Kong Jia know, no longer pursue, Qiu Gong changed it to Liu Lei. Liu Lei's clansman changed his surname to Liu, and China's surname Liu Lei flourished. As early as before the Ming Dynasty, later generations dubbed Ji Geng Town (called Zhuyuzhai in ancient times) near Qiugongcheng as "the hometown of Jilong" and inscribed it on the forehead of Xizhaimen.

Liu Lei finally died in Qiu Gongcheng, Lushan County, Henan Province, and was buried 30 meters northeast of Qiu Gongcheng. In 1950s, when Zhaoping Lake was built, Liu Lei's tomb was not in Zhaoping Lake.

Extended data:

2013 On April 5th, Xinhua News Agency announced the list of surnames. Liu's population is nearly 70 million, accounting for 5.34% of the national population, ranking fourth in the country after Wang, Li and Zhang.

Liu's population density per unit area is the highest in northeast China, Bohai Bay and southeast Sichuan. Liu's population per square kilometer exceeds 14, and the central area can reach more than 25.

The area with the highest density (14 people/square kilometer) in the distribution map of Liu's surname only accounts for 14.7% of the land area, and the population of Liu's surname is about 27180,000; Area10.5-14 people/km2, accounting for 0.5% of the national territory, and the population of Liu is about11430,000.

The area of 3.5- 10.5 people/km2 accounts for 35.3% of the national territory. The population of Liu is about 22.73 million; The area with less than 3.5 people per square kilometer accounts for 39.5% of the national territory, and Liu's population is about 3.22 million.

The surname Liu is widely distributed, but it is not balanced. Liu is one of the most common surnames in North China and the Central Plains. Schematic diagram of the distribution frequency of Liu's surname in the crowd is in most areas of Liaoning, Hebei, eastern Inner Mongolia, northwestern Shandong and Kashgar, Xinjiang. Liu's surname generally accounts for more than 7% of the local population, and its coverage area accounts for12.1%of the total land area;

In a large number of north and south areas east of Qinghai and west of Zhejiang, the distribution frequency of Liu's surname is 4.2%-7%, and its coverage area accounts for 38.6% of the total land area;

In Zhejiang, southern Jiangsu, most of Fujian, Taiwan Province, central Guangdong, southern Hainan, southwestern Yunnan, western Sichuan, eastern Qinghai and western Xinjiang, the distribution frequency of Liu's surname is 1.4%-4.2%, and its coverage area accounts for 2 1.5% of the total land area. In other areas, the distribution frequency of Liu surname is less than 1.4%, and its coverage area accounts for 27.8% of the total land area.

Baidu Encyclopedia-Liu Lei

Baidu Encyclopedia-Liu Lei