Why is the name of our country "China"?

The name "China" in the Western Zhou Dynasty and Zhou Wuwang period meant "a country with a central government". In fact, it has been called this title for a long time. It is a kind of honorific title, the country of the central government, which contains orthodox and authentic praise. Example A. For example, the Northern Wei Dynasty established by Xianbei people called itself "China" and the Southern Dynasty "Island Yi"; At the same time, although the Southern Dynasties established by the Han nationality moved away from the Central Plains, they still called themselves "China", called the Northern Dynasties "Rousseau" and the Northern Wei Dynasty "Wei Lu". Song, Liao, Northern Song, Jin and Southern Song all called themselves "China" and did not recognize each other as "China". Details/View /6 189 1.html? Wtp=tt refers to the Central Plains where Chinese people live. For example, A. Notes in The Book of Songs People's Labor: "China is also the capital". At that time, the "capital" was Luoyi (now Luoyang, Henan), the capital of the Eastern Zhou Dynasty. Example B. Section 1 of Daya Minlao: "Yihua Suiyuan" is the opposite of "Yidu Suiyuan". Example C. The Analects of Confucius: "Summer, China also". Example D Historical Records of Emperor Wu: "Eight famous mountains in the world, three barbarians and five Huaxia". E "The Three Kingdoms": "Drive away China scholars". Example F "Zi Tong Zhi Jian": "If you can compete with Wu Yue people for China, it is better to give up before it is too late". Example G Biography of Historical Records in East Vietnam: "Dongou invites the whole country to immigrate to China". The name "China" in the Western Zhou Dynasty and Zhou Wuwang period meant "a country with a central government". According to legend, more than 3,000 years ago, Duke Zhou measured the sun shadow in Yangcheng (now Dengfeng, Henan Province) with earth gauge (there is a site of Duke Zhou's shadow measuring platform in Songshan, Dengfeng), and found that there was no sun shadow in the surrounding scenery at noon from summer solstice, thinking it was the center of the earth, so the Zhou Dynasty was called China. 2. [Central Country]: A country with a central government, including orthodox and authentic compliments. Example A. For example, the Northern Wei Dynasty established by Xianbei people called itself "China" and the Southern Dynasty "Island Yi"; At the same time, although the Southern Dynasties established by the Han nationality moved away from the Central Plains, they still called themselves "China", called the Northern Dynasties "Rousseau" and the Northern Wei Dynasty "Wei Lu". Song, Liao, Northern Song, Jin and Southern Song all called themselves "China" and did not recognize each other as "China". 3. [China]: The abbreviation of People's Republic of China (PRC) (PRC). See the Constitution of People's Republic of China (PRC) (PRC). 4. [Van Madia-Desa]: Ancient place name, that is, central India in the middle and lower reaches of the Ganges River, translated by Buddhists as "China". It should be noted that in Japanese, "China" refers not only to China, but also to a region of Japan, also known as China. Because Japanese is close to our language, it is easy to misunderstand.