Mulberry is a perennial and broadleaf woody plant. Mulberry trees have long been cultivated for silkworm rearing. In recent years, the roles of mulberry trees in the prevention and control of desertification, water and soil conservation, saline—land management and returning the grain plots to forestry have been identified. Meanwhile, multi usage of mulberry as forage for livestock, for fruit and tea preparation has been gradually explored. Therefore, an innovation occurred in the mulberry industry. This article introduces the ecological and economic values of mulberry trees, the applications of mulberry, and the development of mulberry industry.