Chengdong Road, Guancheng Huizu District, Zhengzhou City, Henan Province. Guanchenghuizu District, which belongs to Zhengzhou City, Henan Province, is located in the southeast of Zhengzhou City. According to the enterprise registration information of the Municipal Administration for Industry and Commerce, the library is located in Chengdong Road, Guanchenghui District, Zhengzhou City, Henan Province. The Administration for Industry and Commerce refers to the Administration for Industry and Commerce, which is the government department in charge of market supervision and administrative law enforcement.