At present, China is in a new period of rapid development, and a sound financial market and regulatory system is necessary to meet the needs of the market economy, achieve rational allocation of resources, and serve the real economy with financial precision. On this basis, this topic intends to explain the causes and essence of the occurrence of the current international financial crisis within the perspective of economic crisis theory, and on this basis, to discuss how to use economic crisis theory to control and contain the occurrence of the international financial crisis from the new development stage, so as to provide reference for our country to prevent and cope with financial risks in the new development stage.