Environmental deterioration from industrial development in mainland China has become a focus for public concern. The emerging environmental protection (EP) industry has become prominent recently because it has set high standards for technology and equipment, and has been tasked to provide solutions to difficult environmental problems. In this paper we looked at the performance of the EP industry using econometric software, intellectual capital architecture and data collected from 35 Chinese enterprises for 2010 through 2014. Intellectual capital (IC) is subdivided into human capital (HC), inno...