With the continuous development of market economy, the financial industry has become one of the focuses of people's attention. As the main body of the financial system, Financial analysis of its operating conditions can reflect the development status of the macro economy. This paper selects China Construction Bank, one of the four state-owned commercial banks, to analyze its financial statements. By analyzing its profitability indicators, capital adequacy indicators, asset quality indicators and main regulatory indicators, we can understand the construction of China In order to provide reference for the future development of China Construction Bank, the paper puts forward corresponding improvement suggestions on the operation status of the bank.