Abstract: 2017 is an important year for the recovery of international oil prices and the rebalancing of energy market.The effects of international oil companies’ strategic adjustment and reduction in the past three years have begun to appear.Business priorities have changed and their performance has been improving gradually.Based on the 2013-2017 annual reports of the five major international oil companies and the three major domestic oil companies, this paper analyzes the operating performance of international oil companies, combined with the strategic adjustment and management measures of the oil companies in recent years, aiming at analyzing the direction of the market change, combing the measures to deal with oil companies, and comparing the big comparison.The company’s performance provides reference for domestic and foreign policymakers in oil and gas industry.The research shows that the production and operating performance of oil company in 2017 has been obviously warmer, but the profit structure of the upper and lower reaches is overturned, the growth of oil and gas slowing down; the rate of return on investment is reduced, and the downstream business becomes the profit center.