The purpose of this study is to explore the relationship correlation between the current corporate ownership structure and environmental expenditure, and the moderating effect of that core agency problem and environmentally sensitive industries has on such relationship This research uses general regression analysis to examine a sample of manufacturing firms that issued a corporate social responsibility report from 2015 to 2018 as the research object. The results show that there is a positive association between government ownership and environmental expenditure, and a negative association between manager ownership or Institutional ownership and environmental expenditure. In the part of moderating effect, this study finds that the core agency problem and environmentally sensitive industries have moderating effect on certain types of the ownership structure. In addition to the extends the relevant literature, this study also provides a reference for future enterprises in decision-making.