Abstract:Internal control is the foundation of business activities smoothly, the key link of corporate governance and the important action of operation and management. In recent years, a number of business to manage difficultly even bankruptcies. The reason is that the business have a material weakness in internal control is one of the main reasons for that, the internal control in enterprise development has not ignore the role of market economy. With continuing development of market economy, people become more and more urgent in studying internal control theory and practice guidance. Therefore, only in-depth studies of the content of the internal control, and deeply understand the causes of the problem of the internal control, that the leaders can to strengthen enterprise management, enhance core competitiveness of the enterprise and grasp the direction of the enterprise management actively. This thesis tries to make a in-depth study about the material weakness in internal control of Zhejiang Juhua Group, through a lot of online surveys, visit field related enterprises, and according to the internal control problems bring forward comments and Suggestions, I consider, enterprise must build up their internal control system from each aspect, to strengthen enterprise management, perfect enterprise organization, establish the enterprise internal audit system, clear division of responsibility, improve the occupational of the employee, strengthen communication of information. Key Words:internal financial; control; analysis; the risk management mechanism