Tangshan Zhonghao Chemical Co., Ltd (hereinafter referred to as "ZHCC") was established in June 2010, is a wholly-owned subsidiary of Kailuan Energy & Chemical Co., Ltd (KEC). ZHCC is located in Kailuan Coal Chemical Industry Park of Tangshan Seaport Development Zone in Hebei Province, with the registered capital of RMB 2.394 billion, covering an area of 1,923 acres. It has 840 employees, including 26 postgraduates, 59.6% with bachelor degree or above, and 97.8% with associate degree or above. The revenue in 2022 was 2.73 billion CNY, and the total profit and tax was 110 million CNY.

ZHCC has 40,000 t/a POM project and 150,000 t/a adipic acid project with a total investment of 5 billions. Both projects are encouraged by government and listed as the "3255 Circular Economy Demonstration Park of the core support projects". These two projects have been regarded as the landmark projects for Kailuan Group to achieve the transformation  of the coal → coke → chemical → new materials. ZHCC has been recognized as a high-tech enterprise for three consecutive times since 2015, and also has been granted as "Specialized, Special New" enterprises in 2022. There is a provincial-level scientific and technological innovation and R&D platform, "Hebei Coal-Based Fine Chemical Industry Technological Innovation Center", which has been awarded as a provincial-level science and technology-oriented SME and A-grade industrial  R&D organization.