What is the North-South River at the junction of Guantao and Guangping Chemical Plant?

Zhanghe According to the Guantao County Government, the Nanbei River at the junction of Guantao and Guangping Chemical Plant is Zhanghe, Guantao County, a county under the jurisdiction of Hebei Province, located in the southeast of Hebei Province, adjacent to the Weihe Canal in guanxian and Linqing. The county has jurisdiction over 277 administrative villages in 4 towns and 4 townships, with a total area of 456 square kilometers, including 480,000 mu of cultivated land and a total population of 360,000. Guantao is a thousand-year-old county. Wang Zhao "set up a pavilion in Tao Qiu, Qili and northwest of the city (now the East Ancient City of guanxian), so it was named Guantao". It has a history of more than 2,200 years since it was set up in the early Western Han Dynasty.