China's economy has developed exceedingly fast over the years. However, behind the fast-growing economy, sustainable development seems lagging. To motivate further development in sustainable development, analysis of sustainable financing, in the scope of commercial banks, the credit providers of all the enterprise will be most effective. This paper will analyze China's sustainable development and finance progress, investigate the current problem thesis, and provides suggestions in the scope of commercial banks, using the power matrix and impact value chain theory analysis. Challenges that sustainable developments in finance are attracting more sustainable experts to leverage their support to the banks' operation, insufficient ranges of sustainable products, limited SMEs and the wider public engagement and insufficient strengths in sustainable financing unit comparing to international standard. These problems can be tackled by taking corresponding actions, such as implementing sustainable recruitment plan, actively cooperating and supporting with product development experts, establishing a fast track for green financing of small and mediumsized enterprises, and closely monitoring government reports, guidelines and reports, so as to obtain a higher market share and improve the influence of commercial banks and sustainable financing.