Based on the data of China's industrial enterprise database,customs trade database and the amount of scrap metal commodities under HS catalogue,this paper empirically analyzes the impacts and mechanisms of the Import on Chinese export enterprises' profit.The results show that Import as intermediate inputs for production will significantly increase the export enterprises' profits,which will be achieved via promoting the enterprises' cost plus.Accordingly,it is necessary to improve the supervision over the Import to enhance import quality,to realize the optimal use of global recyclable resources on the premise of official permission in line with China's related quality standards,to affect the degree of domestic market competition,to continuously reduce the production cost,and to increase the enterprises cost plus,so as to improve the level of enterprise profit.