Duke Zhou built a shadow measuring platform in Duyuyang City, which confirmed the lofty position of the Central Plains in the world from the ritual system. The word "China" also comes from this. From summer to now, the Central Plains has been the political, economic and cultural center of China for 4,000 years, including 3,200 years. With a broad mind, the Central Plains has become a melting pot for absorbing, communicating, integrating and tempering the essence of the Quartet culture, which is also the main vein of China spirit. With the fall of Bianjing in the Northern Song Dynasty, the political, economic and cultural center of China moved from south to north, and the glory of the Central Plains ended.

You can't see how the water of the Yellow River moved out of the sky and ran to the sea, never to return. "Henan, formerly known as Yuzhou, is located in Kyushu, also known as Zhongzhou and Zhongyuan. According to the inscription on the bronze ware "He Zun" in the Western Zhou Dynasty, after the Shang Dynasty was destroyed, Zhou Wuwang said in Songshan, Luoyi, "Yu Qi lives in China, and his people are humiliated. This is the origin of the word "China".

In Xia, Shang, Eastern Zhou, Eastern Han, Cao Wei, Western Jin, Northern Wei, Sui, Tang, Five Dynasties and Northern Song Dynasty, the Chechen Empire stopped again and again in Heluo. Zhengzhou and Anyang. Luoyang, Kaifeng, Xuchang, and other former capitals have proved their superiority over China Zhongyuan time and time again.

Kaifeng Yellow River levee has burst many times in history, among which Kaifeng City was flooded seven times. After destruction, it was rebuilt, so there was the spectacle of "Kaifeng City, one city after another". But every destruction is bound to be accompanied by the migration and destruction of culture. Wars and floods slowly eroded the body of the Central Plains, and repeated migration brought the Central Plains culture to other places.