Yan'an: Once the spiritual home and place of yearning for progressive youth in the country, before the 21st century, it was once synonymous with poverty. The province has the highest political status except for the provincial capital, as an old district, the secretary of the municipal party committee

Yan'an: Once the spiritual home and place of yearning for progressive youth in the country, before the 21st century, it was once synonymous with poverty. The province has the highest political status except for the provincial capital, and as an old district, the secretary of the municipal party committee has always been a member of the provincial standing committee. In recent years, by cutting mountains and filling ditches, the urban area has gradually expanded from the previous three-striped ravine. It is only a single industry, and the main energy industry is not as good as Yulin, but in recent years, the transformation of the Loess Plateau is the same as Yulin, and the environment is getting better and better and greener.