Which factory manages the square in Ciyutuo, Luanxian County?

Luanxian Zheng Da Pipe Fitting Processing Factory. According to the relevant data of Luanxian Zheng Da Pipe Processing Factory, it can be known that Luanxian Zheng Da Pipe Processing Factory has square pipe production. Luanzhou City, a county-level city directly under the Central Government of Hebei Province, is under the management of Tangshan City. Luanzhou City is located in the east of Tangshan City, facing lulong county and Changli County across the Luanhe River in the east.