Huayin city is located in the east of Guanzhong Plain, where the three provinces of Qin, Jin and Henan meet. Tongguan in the east, hua county in the west, Qinling in the south and Weishui in the north. With a total area of 8 17 square kilometers and a total population of 260,000, it is the location of Xiyue Huashan, a national scenic spot. 1990 12 During the menstrual period, the State Council approved the withdrawal of the county to set up a city, and 1993 was named as a famous historical and cultural city by the Shaanxi provincial government. Huayin, known as the thoroughfare of Sanqin and the thoroughfare of eight provinces since ancient times, is the only place where the Central Plains leads to the northwest. Zhengzhou-Xi High-speed Railway, Longhai Railway, Xitong Expressway, 3 10 National Highway and Laoxitong Highway run through the east and west, with a road network density of 90km/ 100km2, ranking among the top in western China. Huayin city was established in the Spring and Autumn Period and county was established in the Warring States Period, which has a history of more than 2,300 years. Huayin has been outstanding since ancient times. Gongsun Yan, a famous militarist in the Warring States period, was clean but precious. In this charming land, one after another loyal minister Yang Zhen with clean hands was born. At the same time, Huayin is also the birthplace of young people in the world, and there is a saying that "young people in the world go out of Huayin and young people in Huayin return to the East Palace". Huayin has a pleasant climate with four distinct seasons, with an average annual temperature of 13.7 degrees and an average precipitation of 596.5 mm. The soil is fertile and the mineral resources are very rich. There are 25 kinds of proven mineral resources, among which gold, iron, aluminum, rare earth, slate, mineral water and geothermal are quite advantageous. Huashan Scenic Area is one of the top 40 scenic spots in China, a demonstration site of national civilized tourist attractions and a national AAAAA-level scenic spot. In 2002, it was named "Top Ten Famous Mountains in China", and in 2006, it was named "The 50 Most Worthy Attractions for Foreigners to Visit".