diff --git "a/content/zh/docs/Virtualization/XML\351\205\215\347\275\256\346\226\207\344\273\266\347\244\272\344\276\213.md" "b/content/zh/docs/Virtualization/XML\351\205\215\347\275\256\346\226\207\344\273\266\347\244\272\344\276\213.md"
index a668c11afa6430fb5f22afd6732474139db9f146..2eec5fd7ff08f1593dff0c512c1d9bed31a76771 100644
--- "a/content/zh/docs/Virtualization/XML\351\205\215\347\275\256\346\226\207\344\273\266\347\244\272\344\276\213.md"
+++ "b/content/zh/docs/Virtualization/XML\351\205\215\347\275\256\346\226\207\344\273\266\347\244\272\344\276\213.md"
@@ -14,13 +14,13 @@
     <memory unit='GiB'>8</memory>
     <vcpu>4</vcpu>
     <os>
-	<type arch='aarch64' machine='virt'>hvm</type>
-	<loader readonly='yes' type='pflash'>/usr/share/edk2/aarch64/QEMU_EFI-pflash.raw</loader>
-	<nvram>/var/lib/libvirt/qemu/nvram/openEulerVM.fd</nvram>
+    <type arch='aarch64' machine='virt'>hvm</type>
+    <loader readonly='yes' type='pflash'>/usr/share/edk2/aarch64/QEMU_EFI-pflash.raw</loader>
+    <nvram>/var/lib/libvirt/qemu/nvram/openEulerVM.fd</nvram>
     </os>
     <features>
-	<acpi/>
-	<gic version='3'/>
+    <acpi/>
+    <gic version='3'/>
     </features>
     <cpu mode='host-passthrough'>
         <topology sockets='2' cores='2' threads='1'/>
@@ -31,191 +31,109 @@
     <on_reboot>restart</on_reboot>
     <on_crash>restart</on_crash>
     <devices>
-	<emulator>/usr/libexec/qemu-kvm</emulator>
-	<disk type='file' device='disk'>
-	    <driver name='qemu' type='qcow2' iothread="1"/>
-	    <source file='/mnt/openEuler-image.qcow2'/>
-	    <target dev='vda' bus='virtio'/>
-	    <boot order='1'/>
-	</disk>
-	<disk type='file' device='cdrom'>
-	    <driver name='qemu' type='raw'/>
-	    <source file='/mnt/openEuler-20.03-LTS-aarch64-dvd.iso'/>
-	    <readonly/>
-	    <target dev='sdb' bus='scsi'/>
-	    <boot order='2'/>
-	</disk>
-	<interface type='bridge'>
-	    <source bridge='br0'/>
-	    <model type='virtio'/>
-	</interface>
-	<console type='pty'/>
+    <emulator>/usr/libexec/qemu-kvm</emulator>
+    <disk type='file' device='disk'>
+        <driver name='qemu' type='qcow2' iothread="1"/>
+        <source file='/mnt/openEuler-image.qcow2'/>
+        <target dev='vda' bus='virtio'/>
+        <boot order='1'/>
+    </disk>
+    <disk type='file' device='cdrom'>
+        <driver name='qemu' type='raw'/>
+        <source file='/mnt/openEuler-20.03-LTS-aarch64-dvd.iso'/>
+        <readonly/>
+        <target dev='sdb' bus='scsi'/>
+        <boot order='2'/>
+    </disk>
+    <interface type='bridge'>
+        <source bridge='br0'/>
+        <model type='virtio'/>
+    </interface>
+    <console type='pty'/>
         <video>
            <model type='virtio'/>
         </video>
         <controller type='scsi' index='0' model='virtio-scsi'/>
-	<controller type='usb' model='ehci'/>
-	<input type='tablet' bus='usb'/>
-	<input type='keyboard' bus='usb'/>
-	<graphics type='vnc' listen='0.0.0.0' passwd='n8VfjbFK'/>
+    <controller type='usb' model='ehci'/>
+    <input type='tablet' bus='usb'/>
+    <input type='keyboard' bus='usb'/>
+    <graphics type='vnc' listen='0.0.0.0' passwd='n8VfjbFK'/>
     </devices>
 </domain>
 ```
 
-## 示例二<a name="section2291114717183"></a>
-
-一个包含基本元素及总线元素AArch64架构虚拟机的XML配置文件，其配置示例如下：
-
-```
-<domain type='kvm'>
-    <name>openEulerVM</name>
-    <memory unit='GiB'>8</memory>
-    <vcpu>4</vcpu>
-    <os>
-	<type arch='aarch64' machine='virt'>hvm</type>
-	<loader readonly='yes' type='pflash'>/usr/share/edk2/aarch64/QEMU_EFI-pflash.raw</loader>
-	<nvram>/var/lib/libvirt/qemu/nvram/openEulerVM.fd</nvram>
-    </os>
-    <features>
-	<acpi/>
-	<gic version='3'/>
-    </features>
-    <cpu mode='host-passthrough'>
-        <topology sockets='2' cores='2' threads='1'/>
-    </cpu>
-    <iothreads>1</iothreads>
-    <clock offset='utc'/>
-    <on_poweroff>destroy</on_poweroff>
-    <on_reboot>restart</on_reboot>
-    <on_crash>restart</on_crash>
-    <devices>
-	<emulator>/usr/libexec/qemu-kvm</emulator>
-	<disk type='file' device='disk'>
-	    <driver name='qemu' type='qcow2' iothread="1"/>
-	    <source file='/mnt/openEuler-image.qcow2'/>
-	    <target dev='vda' bus='virtio'/>
-	    <boot order='1'/>
-	</disk>
-	<disk type='file' device='cdrom'>
-	    <driver name='qemu' type='raw'/>
-	    <source file='/mnt/openEuler-20.03-LTS-aarch64-dvd.iso'/>
-	    <readonly/>
-	    <target dev='sdb' bus='scsi'/>
-	    <boot order='2'/>
-	</disk>
-        <controller type='pci' index='0' model='pcie-root'/>
-	<controller type='pci' index='1' model='pcie-root-port'>
-	    <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0' multifunction='on'/>
-	</controller>
-	<controller type='pci' index='2' model='pcie-root-port'>
-	    <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
-	</controller>
-	<controller type='pci' index='3' model='pcie-to-pci-bridge'>
-	    <model name='pcie-pci-bridge'/>
-	    <address type='pci' domain='0x0000' bus='0x01' slot='0x00' function='0x0'/>
-	</controller>
-	<controller type='pci' index='4' model='pcie-root-port'>
-	    <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
-	</controller>
-	<controller type='scsi' index='0' model='virtio-scsi'>
-	    <address type='pci' domain='0x0000' bus='0x02' slot='0x00' function='0x0'/>
-	</controller>
-	<controller type='virtio-serial' index='0'>
-	    <address type='pci' domain='0x0000' bus='0x03' slot='0x02' function='0x0'/>
-	</controller>
-	<controller type='usb' index='0' model='ehci'>
-	    <address type='pci' domain='0x0000' bus='0x03' slot='0x01' function='0x0'/>
-	</controller>
-	<interface type='bridge'>
-	    <source bridge='br0'/>
-	    <model type='virtio'/>
-	</interface>
-	<console type='pty'/>
-        <video>
-           <model type='virtio'/>
-        </video>
-	<input type='tablet' bus='usb'/>
-	<input type='keyboard' bus='usb'/>
-	<graphics type='vnc' listen='0.0.0.0' passwd='n8VfjbFK'/>
-    </devices>
-</domain>
-```
-
-## 示例三<a name="section20887925203515"></a>
+## 示例二<a name="section20887925203515"></a>
 
 一个包含基本元素及总线元素x86\_64架构虚拟机的XML配置文件，其配置示例如下：
 
 ```
 <domain type='kvm'>
-    <name>openEulerVM</name>
-    <memory unit='GiB'>8</memory>
-    <vcpu>4</vcpu>
-    <os>
-	<type arch='x86_64' machine='q35'>hvm</type>
-        <loader type='rom'>/usr/share/edk2/ovmf/OVMF.fd</loader>
-	<nvram>/usr/share/edk2/ovmf/OVMF_CODE.fd</nvram>
-    </os>
-    <features>
-	<acpi/>
-    </features>
-    <cpu mode='host-passthrough'>
-        <topology sockets='2' cores='2' threads='1'/>
-    </cpu>
-    <iothreads>1</iothreads>
-    <clock offset='utc'/>
-    <on_poweroff>destroy</on_poweroff>
-    <on_reboot>restart</on_reboot>
-    <on_crash>restart</on_crash>
-    <devices>
-	<emulator>/usr/libexec/qemu-kvm</emulator>
-	<disk type='file' device='disk'>
-	    <driver name='qemu' type='qcow2' iothread="1"/>
-	    <source file='/mnt/openEuler-image.qcow2'/>
-	    <target dev='vda' bus='virtio'/>
-	    <boot order='1'/>
-	</disk>
-	<disk type='file' device='cdrom'>
-	    <driver name='qemu' type='raw'/>
-	    <source file='/mnt/openEuler-20.03-LTS-aarch64-dvd.iso'/>
-	    <readonly/>
-	    <target dev='sdb' bus='scsi'/>
-	    <boot order='2'/>
-	</disk>
-        <controller type='pci' index='0' model='pcie-root'/>
-	<controller type='pci' index='1' model='pcie-root-port'>
-	    <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0' multifunction='on'/>
-	</controller>
-	<controller type='pci' index='2' model='pcie-root-port'>
-	    <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
-	</controller>
-	<controller type='pci' index='3' model='pcie-to-pci-bridge'>
-	    <model name='pcie-pci-bridge'/>
-	    <address type='pci' domain='0x0000' bus='0x01' slot='0x00' function='0x0'/>
-	</controller>
-	<controller type='pci' index='4' model='pcie-root-port'>
-	    <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
-	</controller>
-	<controller type='scsi' index='0' model='virtio-scsi'>
-	    <address type='pci' domain='0x0000' bus='0x02' slot='0x00' function='0x0'/>
-	</controller>
-	<controller type='virtio-serial' index='0'>
-	    <address type='pci' domain='0x0000' bus='0x03' slot='0x02' function='0x0'/>
-	</controller>
-	<controller type='usb' index='0' model='ehci'>
-	    <address type='pci' domain='0x0000' bus='0x03' slot='0x01' function='0x0'/>
-	</controller>
-	<interface type='bridge'>
-	    <source bridge='br0'/>
-	    <model type='virtio'/>
-	</interface>
-	<console type='pty'/>
-        <video>
-           <model type='virtio'/>
-        </video>
-	<input type='tablet' bus='usb'/>
-	<input type='keyboard' bus='usb'/>
-	<graphics type='vnc' listen='0.0.0.0' passwd='n8VfjbFK'/>
-    </devices>
+  <name>openEulerVM</name>
+  <memory unit='KiB'>8388608</memory>
+  <currentMemory unit='KiB'>8388608</currentMemory>
+  <vcpu placement='static'>4</vcpu>
+  <iothreads>1</iothreads>
+  <os>
+    <type arch='x86_64' machine='pc-i440fx-4.0'>hvm</type>
+  </os>
+  <features>
+    <acpi/>
+  </features>
+  <cpu mode='host-passthrough' check='none'>
+    <topology sockets='2' cores='2' threads='1'/>
+  </cpu>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>restart</on_crash>
+  <devices>
+    <emulator>/usr/libexec/qemu-kvm</emulator>
+    <disk type='file' device='disk'>
+      <driver name='qemu' type='qcow2' iothread='1'/>
+      <source file='/mnt/openEuler-image.qcow2'/>
+      <target dev='vda' bus='virtio'/>
+      <boot order='1'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x08' function='0x0'/>
+    </disk>
+    <controller type='scsi' index='0' model='virtio-scsi'>
+    </controller>
+    <controller type='virtio-serial' index='0'>
+    </controller>
+    <controller type='usb' index='0' model='ehci'>
+    </controller>
+    <controller type='sata' index='0'>
+    </controller>
+    <controller type='pci' index='0' model='pci-root'/>
+    <interface type='bridge'>
+      <mac address='52:54:00:c1:c4:23'/>
+      <source bridge='virbr0'/>
+      <model type='virtio'/>
+    </interface>
+    <serial type='pty'>
+      <target type='isa-serial' port='0'>
+        <model name='isa-serial'/>
+      </target>
+    </serial>
+    <console type='pty'>
+      <target type='serial' port='0'/>
+    </console>
+    <input type='tablet' bus='usb'>
+      <address type='usb' bus='0' port='1'/>
+    </input>
+    <input type='keyboard' bus='usb'>
+      <address type='usb' bus='0' port='2'/>
+    </input>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <graphics type='vnc' port='-1' autoport='yes' listen='0.0.0.0'>
+      <listen type='address' address='0.0.0.0'/>
+    </graphics>
+    <video>
+      <model type='vga' vram='16384' heads='1' primary='yes'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
+    </video>
+    <memballoon model='virtio'>
+    </memballoon>
+  </devices>
 </domain>
-```
-
+```
\ No newline at end of file