diff --git a/app/admin/svc/svc_data_statisstics.go b/app/admin/svc/svc_data_statisstics.go
index 7841ebd..f965e67 100644
--- a/app/admin/svc/svc_data_statisstics.go
+++ b/app/admin/svc/svc_data_statisstics.go
@@ -1239,7 +1239,7 @@ func CentralKitchenForSchoolDataStatisticsExport(req md.CentralKitchenForSchoolD
 						continue
 					}
 					for kkk, vvv := range vv {
-						list[v.Enterprise.Name][v.Grade.Name][v.Class.Name][kkk] = vvv
+						list[v.Enterprise.Name][v.Grade.Name][v.Class.Name][kkk] += vvv
 					}
 				}
 			}