2. Luohe City is a prefecture-level city in Henan Province, a national famous food city, a regional transportation hub city, an important modern business logistics center and an ecologically livable city approved by the Henan Provincial People's Government. Luohe is located on the southwest edge of North China Plain. The Funiu Mountain in the west and the plain in the east are the junction of the second and third steps on the Chinese terrain. Located in the southern margin of warm temperate zone, it belongs to the transitional monsoon climate of warm temperate zone. In a year, hot and cold alternate, and the four seasons are distinct. The national treasure seven-tone bone flute unearthed from Jiahu site has a long history and is the earliest musical instrument in the world. Oracle Bone Inscriptions, discovered 8,000-9,000 years ago, is the earliest writing prototype in the world. Unearthed wine-making relics pushed the history of human wine-making to more than 9000 years ago; Xu Shen, who compiled the world's earliest dictionary Shuo Wen Jie Zi, also lived in this land.