Yonghe is a typical region of ridge, mound and gully on the Loess Plateau. The county covers an area of 1212 square kilometers. Of the 350,000 mu of cultivated land, more than 70% is slope farmland above 25 degrees, with many mountains, gullies and serious soil erosion. Since 2010, successive county and the county government in this 309 square kilometers of the Chicago river source, assembled more than 18000 ten thousand yuan, mountain potential, adjust measures to local conditions, maintenance of terraced fields 67000 mu, 108000 mu of forest afforestation, control 118000 mu, dam beach league of 5000 mu, which through road 65 kilometers, implements the "water down the mountain, mud not out of the ditch". The working and living conditions of the people were greatly improved. The industrious and plain people of Yonghe simply opened up a green ecological park in the gullies and tableland. Many experts said after seeing the terraced fields in Yonghe, "The terraced fields in Yonghe are amazing and breathtaking! The scenery is beautiful! This is the most beautiful terraced field in the north."