Yongning Ancient City, located 18 kilometers east of the city in Yanqing District, Beijing. It was built in the Tang Dynasty, and Yongle was set up in Yongning County under Tuanshan in the 12th year of Ming Yongle (1414), taking the meaning of "Books and Sutra" "Its Ning Weiyong". The ancient city of Yongning has a long history, and there was once the "first Yongning City, then the Tombs" said. This city was the capital of Jinyun's house in the five emperors, the warring country was Yandi, Han belonged to Yiyu County, Tang Guiru Prefecture, Liaoshan County, and Jin was Shenfeng Township. Today's ancient city of Yongning, there are Yuhuang Pavilion, ancient streets, Catholic church, ancient temples and other landscapes to visit, as the transportation hub of the eastern mountainous area of Yanqing, is also the seat of the government of Yongning Town. The ancient city originally houses the county, Yongningwei, Longqing Zuowei, and the Tangfu Palace, as well as the Drum Tower, Bell Tower and Yuhuang Pavilion. Among them, the Yuhuang Pavilion is an iconic building in the ancient city of Yongning. It was built in the 18th year of Tang Zhenguan (644), and it was high by28.2 meters. The east of the cross street in the city is Good Administration Street, the west is Guangwu Street, the south is Yimin Street, and the north is Gongji Street. The north is the north street. The north street is the boundary, 15 alleys of the east half city and 17 alleys of the west half city. Most of them were destroyed due to war and other reasons. In 2002, the ancient city was rebuilt, and a number of key monuments such as the city wall, Yuhuang Pavilion, county hall, Confucian Temple, Xianhua Temple were rebuilt according to their original appearance, and at the same time, they built a pedestrian commercial street, a street of ancient culture, and a street of handwork workshops in the style of Ming and Qing Dynasties. The ancient city of Yongning in the old time was stationed by the generals all year round, the city defense was strong, and it was located in the main road of north-south communication. There were many business travels. During the Ming and Qing Dynasties, the culture and economy of Yongning City developed greatly. There are many shops and merchants in the city, and it is a commercial and trade distribution center in Hebei, Inner Mongolia, Tianjin and other areas. There are many wine shops, inns and restaurants in the ancient city. After the restoration of the ancient city, the Ming and Qing style pedestrian commercial street was built. In the early morning, the street shops began to be busy. In addition, there were various stalls set up on the floor, selling vegetables and fruits, selling flowers and trees, etc., strolling here, as if you have seen the scenery of the years. Yongning's tofu is a must, from the Han Dynasty has been recorded, in the Qing Dynasty period became a palace tribute, since the Ming Dynasty, the proverb: "Nanjing to Beijing, to eat tofu to Yongning". The tofu here is ordered with sour pulp, the aroma is a little sour, the taste is unique. People who have been to the ancient city of Yongning will praise the "fire spoon" here. It is said that since Qin Shihuang built the Great Wall, the history of the fire spoon has been more than 2,000 years. At that time, the border city in the north of Yongning was located on the mountains and mountains. The people who built the Great Wall invented the fire spoon in order to bring dry food to fill their hunger. Yongning's fire spoon outside the tender, naturally hollow, sweet taste. Just baked fire spoon, best to eat, along its edge gently pinch, will crack a mouth, white mouth to eat very fragrant, of course if you love to eat, you can also in the fire spoon inside eggs or various cooked meat, and then smeared with chili sauce, even more aftertaste.