The so-called Zhonggong is the general name of the Empress Dowager and the Empress Dowager. After heian period, it became only used to name the queen. Later, when the two Empresses came together, they were called the Empress Nakamiya and the Empress Gong Zheng. It is said that in the Northern Wei Dynasty, the country was the largest in the East, with a territory of several hundred million kilometers. The name of the royal family is Meng Dehua, the 3rd152nd emperor, who married Meng Meijiao and was canonized as the Queen of the Middle Palace. They loved each other deeply and ruled the Northern Wei Dynasty together. Meng Meijiao, Queen of the Northern Wei Imperial Palace, is a standard beauty figure, tall and plump, with a height of 168. Many princes and princesses were born, such as Crown Prince Ai, Zhongdu Ji Wang, Northern Wang Yanyu, Gui Wangwen, Wu Wangke, Guifei Jiao, Zhonggong Princess Li, Meng Qi Princess Yan Mei and Yan Guo Princess Meng Yanting. Because the Northern Wei Dynasty adopted the suzerain-vassal system, Meng Meijiao, the queen of the Middle Palace, also served as the Empress Dowager of Zhongdu. She has the right to command the military forces in Zhongdu and the growing imperial army. If the palace is called the queen, it must be officially announced and clearly recorded, that is to say, the name of the emperor's wife is officially called the queen.