Who can tell me the origin of the surname "Zhen" and which celebrities are there in history?

Problem description:

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Analysis:

Zhen Shi's surname is skill, and only celebrities with this surname.

The surname sources of later generations are as follows:

1, with last name as last name. From the late clan society to the Xia and Shang dynasties, the labels of some branch clans also became the surnames of later generations, such as Ji, Jiang, Yi, Feng, Ji, Zi, Ren, Yi, Yuan and Yao.

2. Take the country name as the surname. The Xia and Shang Dynasties were all feudal, and the feudal system was implemented in the early years of the Western Zhou Dynasty. The vassal states, large and small, were all over Kyushu, and these names became the descendants of their countries. Such as Cheng, Fang, Du, Ge, Lei, Song, Zheng, Wu and Qin. Zhou Wenwang gave his youngest son to De, and his descendants were named De. A branch of Bai Di established a drum kingdom in Wuji County, Hebei Province, and its descendants took drum as their surname. Some surnames were brought by foreigners after Qin and Han Dynasties. For example, the secret surname comes from the western regions, and An surname comes from rest.

3. Take the city name as the surname. For example, when he was in office, Scott got angry and bought a fief in Su Sheng, so his descendants were surnamed Su.

4. Take township and pavilion as surnames. For example, the grandson of Fei Zi, the ancestor of Qin State who won the surname, was sealed in a foreign country and obtained the surname of Yi; In the sixth generation, the grandson was named the Emperor Hou of Zhou Xi, who knew about the state.

5. Take the place of residence as the surname. For example, doctors in Qi Huangong live in East China, South China, West China and North China respectively, and these four countries become surnames.

6. Take the words or names of ancestors as surnames. For example, the illegitimate child, his descendants are surnamed Lin. Another example is the grandson of Dr. Tong Diao of the State of Qi, who was handed down by Diao.

7. Take ranking as the surname. For example, in the Spring and Autumn Period, there were teachers and uncles.

8. Take the official position as the surname. For example, in the official lawsuit of the Western Zhou Dynasty, Sima and Sikong later became surnames. For another example, there was a surname Su in the Han Dynasty, and all descendants were surnamed Su.

9. Take technology as the surname. There was a Wu family in Shang Dynasty, who was the founder of divination, and later generations thought it was Wu. Another example is Bu, Tao, Zhen and Tu, whose surnames are based on skills.

10, the surname brought by the integration of ancient ethnic minorities into the Han nationality. Such as Murong, Yuwen, Huyan, etc.

1 1. Take posthumous title as the surname. For example, hou zhuang was originally Kang's younger brother Kang Shu.

12, avoid changing one's surname because of giving. For example, Emperor Longwu of the Southern Dynasties gave the country the surname "Zhu", and the people in Fujian and Taiwan called it "the country surname". Another example is Emperor China, whose constant was changed to constant.