Study on Oil Price Change, Internal Regulation and Profitability Index -- Taking Oil Exploitation Industry of China as an Example

The objective of this paper is to study the relationship between change oil price and profitability Chinese mining enterprises. This collects relevant data China’s exploitation industry listed companies from 2011 2020, makes an empirical by using standard value weight method regression analysis method. conclusions are as follows: (1) average annual decline international 6.71%, which significantly weakened Listed Companies in industry. (2) From gasoline prices China 2.61%. However, due implementation “minimum price” policy government, has not decreased, but increased. (3) internal control level continued decline, was negatively correlated with profitability. (4) petroleum exploration adhere concept sustainable development, pay attention scientific technological investment, effectively operate assets, increase cash flow costs. These measures have improved