diff --git a/pkg/util/azure/disk.go b/pkg/util/azure/disk.go
index 0e01dff33e..694efa9f4d 100644
--- a/pkg/util/azure/disk.go
+++ b/pkg/util/azure/disk.go
@@ -3,6 +3,7 @@ package azure
 import (
 	"context"
 	"fmt"
+	"strings"
 	"time"
 
 	"yunion.io/x/jsonutils"
@@ -225,7 +226,7 @@ func (self *SDisk) GetName() string {
 }
 
 func (self *SDisk) GetGlobalId() string {
-	return self.ID
+	return strings.ToLower(self.ID)
 }
 
 func (self *SDisk) IsEmulated() bool {
diff --git a/pkg/util/azure/eip.go b/pkg/util/azure/eip.go
index 2aac3641bd..048d3b8e55 100644
--- a/pkg/util/azure/eip.go
+++ b/pkg/util/azure/eip.go
@@ -2,6 +2,7 @@ package azure
 
 import (
 	"context"
+	"strings"
 
 	"github.com/Azure/azure-sdk-for-go/services/network/mgmt/2018-06-01/network"
 	"yunion.io/x/jsonutils"
@@ -276,7 +277,7 @@ func (self *SEipAddress) GetBandwidth() int {
 }
 
 func (self *SEipAddress) GetGlobalId() string {
-	return self.ID
+	return strings.ToLower(self.ID)
 }
 
 func (self *SEipAddress) GetId() string {
diff --git a/pkg/util/azure/image.go b/pkg/util/azure/image.go
index 7bed7a4c94..f0cefa12c9 100644
--- a/pkg/util/azure/image.go
+++ b/pkg/util/azure/image.go
@@ -2,6 +2,7 @@ package azure
 
 import (
 	"context"
+	"strings"
 
 	"github.com/Azure/azure-sdk-for-go/services/compute/mgmt/2018-06-01/compute"
 	"yunion.io/x/jsonutils"
@@ -86,7 +87,7 @@ func (self *SImage) IsEmulated() bool {
 }
 
 func (self *SImage) GetGlobalId() string {
-	return self.ID
+	return strings.ToLower(self.ID)
 }
 
 func (self *SImage) GetStatus() string {
diff --git a/pkg/util/azure/instance.go b/pkg/util/azure/instance.go
index fccae31651..a810d1ea73 100644
--- a/pkg/util/azure/instance.go
+++ b/pkg/util/azure/instance.go
@@ -627,7 +627,7 @@ func (self *SInstance) GetName() string {
 }
 
 func (self *SInstance) GetGlobalId() string {
-	return self.ID
+	return strings.ToLower(self.ID)
 }
 
 func (self *SRegion) GetInstanceStatus(instanceId string) (string, error) {
diff --git a/pkg/util/azure/network.go b/pkg/util/azure/network.go
index b5c6eb2f44..734f1bc716 100644
--- a/pkg/util/azure/network.go
+++ b/pkg/util/azure/network.go
@@ -35,7 +35,7 @@ func (self *SNetwork) GetName() string {
 }
 
 func (self *SNetwork) GetGlobalId() string {
-	return self.ID
+	return strings.ToLower(self.ID)
 }
 
 func (self *SNetwork) IsEmulated() bool {
diff --git a/pkg/util/azure/securitygroup.go b/pkg/util/azure/securitygroup.go
index eff2d09956..acfd749a31 100644
--- a/pkg/util/azure/securitygroup.go
+++ b/pkg/util/azure/securitygroup.go
@@ -157,7 +157,7 @@ func (self *SSecurityGroup) GetId() string {
 }
 
 func (self *SSecurityGroup) GetGlobalId() string {
-	return self.ID
+	return strings.ToLower(self.ID)
 }
 
 func (self *SSecurityGroup) GetDescription() string {
diff --git a/pkg/util/azure/snapshot.go b/pkg/util/azure/snapshot.go
index 7a59088b8d..246e9a7387 100644
--- a/pkg/util/azure/snapshot.go
+++ b/pkg/util/azure/snapshot.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"encoding/json"
 	"io/ioutil"
+	"strings"
 
 	"github.com/Azure/azure-sdk-for-go/services/compute/mgmt/2018-04-01/compute"
 	"yunion.io/x/jsonutils"
@@ -31,7 +32,7 @@ func (self *SSnapshot) GetId() string {
 }
 
 func (self *SSnapshot) GetGlobalId() string {
-	return self.ID
+	return strings.ToLower(self.ID)
 }
 
 func (self *SSnapshot) GetMetadata() *jsonutils.JSONDict {
diff --git a/pkg/util/azure/vpc.go b/pkg/util/azure/vpc.go
index 92326dfe3a..47b73fa932 100644
--- a/pkg/util/azure/vpc.go
+++ b/pkg/util/azure/vpc.go
@@ -65,7 +65,7 @@ func (self *SVpc) GetName() string {
 }
 
 func (self *SVpc) GetGlobalId() string {
-	return self.ID
+	return strings.ToLower(self.ID)
 }
 
 func (self *SVpc) IsEmulated() bool {
diff --git a/pkg/util/azure/wire.go b/pkg/util/azure/wire.go
index 5850f3df68..46af47f6c9 100644
--- a/pkg/util/azure/wire.go
+++ b/pkg/util/azure/wire.go
@@ -3,6 +3,7 @@ package azure
 import (
 	"context"
 	"fmt"
+	"strings"
 
 	"github.com/Azure/azure-sdk-for-go/services/network/mgmt/2018-06-01/network"
 	"yunion.io/x/jsonutils"
@@ -25,7 +26,7 @@ func (self *SWire) GetId() string {
 }
 
 func (self *SWire) GetGlobalId() string {
-	return self.GetId()
+	return strings.ToLower(self.GetId())
 }
 
 func (self *SWire) GetName() string {