... .Simple & realiable 4.Easy to operation/maintenance ISO9001:2000 Stable Performance Chicken Manure Dryer Features Chicken manure ... output spiral, pipeline, dust collector, airlock, air induced fan, electric control cabinet, and other componentsWork principle of chicken ... .593043912HG2227.0022002700054.583779263HG2418.0024001800053.123766735 ISO9001:2000 Stable Performance Chicken Manure Dryer