Where is the 19 km Beijing-Guangzhou line?

in Baoding city, Hebei province. According to the Baidu map, 19 kilometers of Beijing-Guangzhou line is within the scope of Baoding City, Hebei Province. Beijing-Guangzhou Railway, referred to as "Beijing-Guangzhou Line" for short, is a national Class I passenger and freight railway connecting Beijing and Guangzhou in China. The line runs north-south, connecting North China, Central China and South China of China in series, and is one of the three horizontal and five vertical trunk railway networks in China.