Dinosaur egg fossils are rare treasures that have undergone thousands of years and hundreds of millions of years of vicissitudes of life, are important scientific specimens in the history of biological and human evolution, and are precious scientific and cultural heritage in the world. Dinosaur egg fossils are useful for exploring the reproductive behavior of dinosaurs, the origin and evolution of dinosaur eggshells and restoring the ecological environment of the dinosaur era; for studying the emergence, prosperity and extinction of dinosaurs; for dividing and comparing Cretaceous strata and determining the geological age of strata; and for studying the changes of paleoclimate, paleogeography and paleontology. The revelation of prospecting and so on are rare and precious material materials. Moreover, the dinosaur egg fossil group and its concentrated origin are also a very valuable tourism geological resources, providing a good opportunity for the development of tourism. Therefore, dinosaur egg fossils have very important scientific value, ornamental value, collection value and tourism value. We must cherish and protect dinosaur egg fossils and their geological environment. The preservation of dinosaur egg fossils lies in nature and in maintaining their primitive state. If it is excavated from the geological environment, its scientific value and other value will be greatly lost.