Abstract: With vigorous development of economic forest fruit processing industry，a large number of processing wastes are produced，leading to serious waste of resources and environmental pollution.Scientific and reasonable use of by-products of fruit is an important way to promote development of economic forest fruit industry.Reutilizations and economic values of by-products from economic fruit were comprehensively studied.Besides，existing problem of by-products processing were emphatically analyzed，and applications of high-efficiency green processing technology in extraction，separation，purification and drying of by-products were summarized，which could provide insight for reprocessing and reutilization of economic fruit by-products.