diff --git a/src/implement/demo_db.go b/src/implement/demo_db.go
deleted file mode 100644
index 69dd68d..0000000
--- a/src/implement/demo_db.go
+++ /dev/null
@@ -1,14 +0,0 @@
-package implement
-
-import (
-	"code.fnuoos.com/go_rely_warehouse/zyos_model.git/src/dao"
-	"xorm.io/xorm"
-)
-
-type DemoDb struct {
-	Db *xorm.Engine
-}
-
-func NewDemoDb(engine *xorm.Engine) dao.DemoDao {
-	return &DemoDb{Db: engine}
-}