Longitude and Latitude of Baoding Surface Water Plant

Baoding is a prefecture-level city in Hebei Province, located in the middle of Hebei Province. Is a national historical and cultural city and one of the central cities of Beijing, Tianjin and Hebei [1]? It is bordered by Beijing and Zhangjiakou in the north, Langfang and Cangzhou in the east, Shijiazhuang and Hengshui in the south, and Shanxi Province in the west, with a latitude of 38/kloc-0'-40 00' north and a longitude of113 40'-16 east. Traffic trunk lines such as Beijing-Hong Kong-Macao, Beijing-Kunming, Daguang Expressway, Beijing-Guangzhou Railway and Beijing-Shenzhen High-speed Railway run through the north and south of Baoding. [2-4]?

Baoding is named after "defending the metropolis and stabilizing the world" [5]? , known as "there are three customs in the north, nine provinces in the south, the capital is important, and there is Han in the south" [6]? . Baoding became the capital of Zhili in Qing Dynasty and the regional political center of China for more than 200 years in modern history. After the founding of New China, it is twice as large as the capital of Hebei Province. [7]? Baoding is also the legendary hometown of Yao Di [8]? , with a history of more than 3000 years [9]? Is the historical capital of Yan, Zhongshan and Houyan [10]? There are many cultural relics and historic sites in China, such as Dacige, Zhili Governor's Office, Qing Xiling and so on.