Based on Green Product Cycle, using Panasonic as a case study, this paper explores how to establish the Environmental Management System by utilizing reviews of literature and resources of data base, and analyzing the data by conducting coding and categorizing. As a result of this study, there are six components of Environmental Management System, and they are design and development of green product, green procurement, green logistics, green marketing and waste recycling. Management suggestions to Chinese enterprises are: further understanding the concept of Environmental Management, and discovering their own path for environmental management with Chinese characteristics; implementing environmental control in overall process in producing and managing, and establishing scientific environmental management system; breaking through the bottleneck of technology and put environmental management into practice.