Abstract Group is a kind of legal person united-corporations basing on the advance development of modern enterprises. In the meanwhile, it is the inevitable results of large-scale socialized production and market economy development. The appearance of group has functioned as the drive and booster to the development of social economy, while exerting great influence on the improvement of people's life and the progress of the human society. As a multi-level legal person's association with networked property right, it is necessary for group to carry on financial control on each member in the group, by utilizing various financial means around the overall goal of the group's development. In this way the financial activities of each member in the group can satisfy the overall goal of the group's development and safeguard the whole interests of the group. Hence financial control occupies important status in the group's financial management. This thesis selects the issue of Jixi Colliery group's financial control as the research subject. And combined with the successful experience of the financial control in the group abroad, the thesis starts with the main problems existing in the financial control of Jixi Colliery group and conducts a systematic research on how to strengthen the group's financial control, together with putting forward some solutions to arouse the great concern about this issue in both the theoretical and practical circle.