As a key method to maintain the healthy operation of enterprises, financial management can ensure the stability of enterprise operation and industry competitiveness. Therefore, attention should be paid to the improvement of enterprise financial management system to ensure the comprehensive control of financial management over enterprise operation process. With the transformation of economic structure, the new economic environment has become the mainstream of development, which makes enterprises should make timely planning adjustments, build a new financial management system based on the new economic system, and ensure the diversified and professional development of financial and accounting management content. Since accounting work includes reducing financial risks, financial risks and tax risks, it is necessary to ensure the comprehensive fit between accounting management and enterprise planning, so as to provide a strong guarantee for the healthy development of enterprises in the new economic environment.