Public concern about the impact on the environment and business resources increased significantly in recent years. Hong Kong and mainland China facing a pressing problem of environment and sustainable development, for the local small and medium-sized enterprises is becoming more and more important. By practicing environmental protection measures, small and medium-sized enterprises can help ensure that future generations to enjoy a similar standard of living. Some projects will save money. Some of them may need long-term saving initial investment. Others may have no tangible economic returns.