There are four coking plants in Tangshan, namely: the address of Tangshan Dafeng Coking Co., Ltd., Huanggezhuang Town, Fengnan District; Address of Tangshan Chiye Coking Co., Ltd., Daodi Town, Fengnan District; Address of Tangshan Rong Feng Iron and Steel Co., Ltd., Daqigezhuang Town, Fengnan District; Tangshan Zhengnan Coking Co., Ltd. is located at the north of Yujiadian Toll Station on Tang Le Highway.
Coking plant is a professional factory specializing in metallurgical coke production, coking products smelting, processing and recycling. Coking refers to the carbonization and amplification process of organic matter.