diff --git a/modules/axelor-open-suite/axelor-maintenance/src/main/resources/views/Selects.xml b/modules/axelor-open-suite/axelor-maintenance/src/main/resources/views/Selects.xml
new file mode 100644
index 0000000..632beab
--- /dev/null
+++ b/modules/axelor-open-suite/axelor-maintenance/src/main/resources/views/Selects.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<object-views xmlns="http://axelor.com/xml/ns/object-views"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://axelor.com/xml/ns/object-views http://axelor.com/xml/ns/object-views/object-views_6.1.xsd">
+
+  <selection name="maintenance.maintenance.create.mtn.select">
+    <option value="0">First reached</option>
+    <option value="1">All reached</option>
+  </selection>
+
+  <selection name="maintenance.maintenance.request.status.select">
+    <option value="0">maintenance.request.planned</option>
+    <option value="1">In progress</option>
+    <option value="2">Completed</option>
+    <option value="3">Canceled</option>
+  </selection>
+
+  <selection name="maintenance.maintenance.request.action.select">
+    <option value="0">Corrective</option>
+    <option value="1">Preventive</option>
+  </selection>
+
+  <selection id="maintenance.sequence.generic.code.select"
+    name="sequence.generic.code.select">
+    <option value="maintenance">Maintenance</option>
+  </selection>
+
+  <selection id="maintenance.manuf.order.type.select" name="manuf.order.type.select">
+    <option value="3">Maintenance</option>
+  </selection>
+
+</object-views>
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/module/QvmModule.java b/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/module/QvmModule.java
index eebdf0b..b73fe0b 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/module/QvmModule.java
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/module/QvmModule.java
@@ -18,13 +18,13 @@
 package com.axelor.apps.qvm.module;
 
 import com.axelor.app.AxelorModule;
-import com.axelor.apps.qvm.service.OperationService;
-import com.axelor.apps.qvm.service.OperationServiceImpl;
+import com.axelor.apps.qvm.service.QvmOperationService;
+import com.axelor.apps.qvm.service.QvmOperationServiceImpl;
 
 public class QvmModule extends AxelorModule {
 
   @Override
   protected void configure() {
-    bind(OperationService.class).to(OperationServiceImpl.class);
+    bind(QvmOperationService.class).to(QvmOperationServiceImpl.class);
   }
 }
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/OperationService.java b/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/QvmOperationService.java
similarity index 70%
rename from modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/OperationService.java
rename to modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/QvmOperationService.java
index e3e8525..f8aac38 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/OperationService.java
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/QvmOperationService.java
@@ -18,21 +18,21 @@
 package com.axelor.apps.qvm.service;
 
 import com.axelor.apps.base.db.Company;
-import com.axelor.apps.qvm.db.Operation;
+import com.axelor.apps.qvm.db.QvmOperation;
 import com.axelor.exception.AxelorException;
 import com.google.inject.persist.Transactional;
 
-public interface OperationService {
+public interface QvmOperationService {
 
     @Transactional
-    public Operation createCalibrationSeq(Company company) throws AxelorException;
+    public QvmOperation createCalibrationSeq(Company company) throws AxelorException;
 
     @Transactional
-    public Operation createQualificationSeq(Company company) throws AxelorException;
+    public QvmOperation createQualificationSeq(Company company) throws AxelorException;
 
     @Transactional
-    public Operation createOperationSeq(Company company) throws AxelorException;
+    public QvmOperation createOperationSeq(Company company) throws AxelorException;
 
     @Transactional
-    public Operation setMachine(Operation operation) throws AxelorException;
+    public QvmOperation setMachine(QvmOperation operation) throws AxelorException;
 }
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/OperationServiceImpl.java b/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/QvmOperationServiceImpl.java
similarity index 84%
rename from modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/OperationServiceImpl.java
rename to modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/QvmOperationServiceImpl.java
index 0541d6f..8548ed2 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/OperationServiceImpl.java
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/service/QvmOperationServiceImpl.java
@@ -20,40 +20,40 @@ package com.axelor.apps.qvm.service;
 import com.axelor.apps.base.db.Company;
 import com.axelor.apps.base.db.repo.SequenceRepository;
 import com.axelor.apps.base.service.administration.SequenceService;
-import com.axelor.apps.qvm.db.Operation;
+import com.axelor.apps.qvm.db.QvmOperation;
 import com.axelor.exception.AxelorException;
 import com.axelor.exception.db.repo.TraceBackRepository;
 import com.axelor.i18n.I18n;
 import com.google.inject.Inject;
 import com.google.inject.persist.Transactional;
 
-public class OperationServiceImpl implements OperationService {
+public class QvmOperationServiceImpl implements QvmOperationService {
 
     @Inject
     protected SequenceService sequenceService;
 
     @Transactional
-    public Operation createCalibrationSeq(Company company) throws AxelorException {
+    public QvmOperation createCalibrationSeq(Company company) throws AxelorException {
 
-        Operation calibration = new Operation();
+        QvmOperation calibration = new QvmOperation();
         calibration.setSerialNumber(this.getCalibrationSequence(company));
 
         return calibration;
     }
 
     @Transactional
-    public Operation createQualificationSeq(Company company) throws AxelorException {
+    public QvmOperation createQualificationSeq(Company company) throws AxelorException {
 
-        Operation qualification = new Operation();
+        QvmOperation qualification = new QvmOperation();
         qualification.setSerialNumber(this.getQualificationSequence(company));
 
         return qualification;
     }
 
     @Transactional
-    public Operation createOperationSeq(Company company) throws AxelorException {
+    public QvmOperation createOperationSeq(Company company) throws AxelorException {
 
-        Operation operation = new Operation();
+        QvmOperation operation = new QvmOperation();
         operation.setSerialNumber(this.getOperationSequence(company));
 
         return operation;
@@ -98,7 +98,7 @@ public class OperationServiceImpl implements OperationService {
         return seq;
     }
 
-    public Operation setMachine(Operation calibration) throws AxelorException {
+    public QvmOperation setMachine(QvmOperation calibration) throws AxelorException {
         if (calibration.getMachineName() != null) {
             System.out.println("calibration.getMachineName : " + calibration.getMachineName());
         }
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/web/QvmOperationController.java b/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/web/QvmOperationController.java
index dd75f2c..33dcf85 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/web/QvmOperationController.java
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/java/com.axelor/apps.qvm/web/QvmOperationController.java
@@ -17,9 +17,9 @@
  */
 package com.axelor.apps.qvm.web;
 
-import com.axelor.apps.qvm.db.Operation;
-import com.axelor.apps.qvm.service.OperationService;
-import com.axelor.apps.qvm.service.OperationServiceImpl;
+import com.axelor.apps.qvm.db.QvmOperation;
+import com.axelor.apps.qvm.service.QvmOperationService;
+import com.axelor.apps.qvm.service.QvmOperationServiceImpl;
 import com.axelor.exception.AxelorException;
 import com.axelor.exception.service.TraceBackService;
 import com.axelor.inject.Beans;
@@ -36,12 +36,12 @@ public class QvmOperationController {
 
     public void setSequenceOperation(ActionRequest request, ActionResponse response) {
         try {
-            Operation calibration = request.getContext().asType(Operation.class);
+            QvmOperation calibration = request.getContext().asType(QvmOperation.class);
 
             if (calibration != null && calibration.getCompany() != null) {
                 response.setValue(
                         "serialNumber",
-                        Beans.get(OperationService.class)
+                        Beans.get(QvmOperationService.class)
                                 .createOperationSeq(calibration.getCompany())
                                 .getSerialNumber());
             } else {
@@ -56,12 +56,12 @@ public class QvmOperationController {
 
     public void setSequenceCalibration(ActionRequest request, ActionResponse response) {
         try {
-            Operation calibration = request.getContext().asType(Operation.class);
+            QvmOperation calibration = request.getContext().asType(QvmOperation.class);
 
             if (calibration != null && calibration.getCompany() != null) {
                 response.setValue(
                         "serialNumber",
-                        Beans.get(OperationService.class)
+                        Beans.get(QvmOperationService.class)
                                 .createCalibrationSeq(calibration.getCompany())
                                 .getSerialNumber());
             } else {
@@ -76,12 +76,12 @@ public class QvmOperationController {
 
     public void setSequenceQualification(ActionRequest request, ActionResponse response) {
         try {
-            Operation calibration = request.getContext().asType(Operation.class);
+            QvmOperation calibration = request.getContext().asType(QvmOperation.class);
 
             if (calibration != null && calibration.getCompany() != null) {
                 response.setValue(
                         "serialNumber",
-                        Beans.get(OperationService.class)
+                        Beans.get(QvmOperationService.class)
                                 .createQualificationSeq(calibration.getCompany())
                                 .getSerialNumber());
             } else {
@@ -96,8 +96,7 @@ public class QvmOperationController {
 
     public void setMachineInfo(ActionRequest request, ActionResponse response)
             throws AxelorException {
-        Operation calibration = request.getContext().asType(Operation.class);
-        Operation newOperation = Beans.get(OperationService.class).setMachine(calibration);
-        // response.setValue(calibration,newOperation);
+        QvmOperation calibration = request.getContext().asType(QvmOperation.class);
+        QvmOperation newOperation = Beans.get(QvmOperationService.class).setMachine(calibration);
     }
 }
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/Machine.xml b/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/Machine.xml
index cc9e203..30bffa6 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/Machine.xml
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/Machine.xml
@@ -6,8 +6,8 @@
     <module name="production" package="com.axelor.apps.production.db"/>
 
     <entity name="Machine">
-        <one-to-many name="operationList" ref="com.axelor.apps.qvm.db.Operation" mappedBy="machineName" title="Calibrations" />
-        <many-to-one name="machineLocation" ref="com.axelor.apps.qvm.db.MachineLocation" title="Machine Location" required="true"/>
+        <one-to-many name="operationList" ref="com.axelor.apps.qvm.db.QvmOperation" mappedBy="machineName" title="Operations" />
+        <many-to-one name="machineLocation" ref="com.axelor.apps.qvm.db.QvmMachineLocation" title="Machine Location" required="true"/>
         <string  name="model" title="Model"/>
         <string  name="machineId" title="ID"/>
         <integer name="typeSelect" title="Type Select" default="0"/>
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/MachineLocation.xml b/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/QvmMachineLocation.xml
similarity index 85%
rename from modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/MachineLocation.xml
rename to modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/QvmMachineLocation.xml
index 4f59f03..d5656c1 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/MachineLocation.xml
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/QvmMachineLocation.xml
@@ -5,9 +5,9 @@
 
     <module name="qvm" package="com.axelor.apps.qvm.db"/>
 
-    <entity name="MachineLocation">
+    <entity name="QvmMachineLocation">
         <string name="name" title="Location" required="true"/>
-        <many-to-one name="parent" ref="com.axelor.apps.qvm.db.MachineLocation" title="parent"/>
+        <many-to-one name="parent" ref="com.axelor.apps.qvm.db.QvmMachineLocation" title="parent"/>
         <one-to-many name="machineList" ref="com.axelor.apps.production.db.Machine" mappedBy="machineLocation" title="Machine List" />
         <integer name="orderByState"/>
         <integer name="stockUnity" selection="operation.parent.location.select" default="0"/>
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/Operation.xml b/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/QvmOperation.xml
similarity index 91%
rename from modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/Operation.xml
rename to modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/QvmOperation.xml
index 91d2433..22ab80a 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/Operation.xml
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/QvmOperation.xml
@@ -5,25 +5,25 @@
 
     <module name="qvm" package="com.axelor.apps.qvm.db"/>
 
-    <entity name="Operation">
+    <entity name="QvmOperation">
 
         <string name="serialNumber" />
-        <many-to-one name="operationType" ref="com.axelor.apps.qvm.db.OperationType"  required="true"/>
+        <many-to-one name="operationType" ref="com.axelor.apps.qvm.db.QvmOperationType"  required="true"/>
 
         <many-to-one name="machineName" ref="com.axelor.apps.production.db.Machine" required="true"/>
         <string name="machineId"/>
         <string name="machineBrand"/>
         <string name="machineModel"/>
         <string name="machineSerialNumber"/>
-        <many-to-one name="machineLocalisation" ref="com.axelor.apps.qvm.db.MachineLocation"/>
-        <many-to-one name="machineLocalisationParent" ref="com.axelor.apps.qvm.db.MachineLocation"/>
+        <many-to-one name="machineLocalisation" ref="com.axelor.apps.qvm.db.QvmMachineLocation"/>
+        <many-to-one name="machineLocalisationParent" ref="com.axelor.apps.qvm.db.QvmMachineLocation"/>
         <integer name="stockUnity" selection="operation.parent.location.select" default="0"/>
 
         <string name="fullRange"/>
         <string name="operationRange"/>
         <decimal name="leastCount"/>
 
-        <string name="operationFrequency"/>
+        <integer name="operationFrequency" selection="operation.frequency.select"/>
         <date name="pastOperationDate"/>
 
         <date name="operationDate"/>
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/OperationType.xml b/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/QvmOperationType.xml
similarity index 83%
rename from modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/OperationType.xml
rename to modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/QvmOperationType.xml
index dbfd153..4512604 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/OperationType.xml
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/resources/domains/QvmOperationType.xml
@@ -5,18 +5,18 @@
 
     <module name="qvm" package="com.axelor.apps.qvm.db"/>
 
-    <entity name="OperationType">
+    <entity name="QvmOperationType">
         <string name="fullName" namecolumn="true">
             <![CDATA[
 
 	  		return name+" "+stockUnity;
 	  	]]>
         </string>
-        <string name="name" title="Operation Type" required="true"/>
+        <string name="name" title="Qvm Operation Type" required="true"/>
         <!--<many-to-one name="parent" ref="com.axelor.apps.qvm.db.MachineLocation" title="parent"/>-->
         <integer name="stockUnity" selection="operation.parent.location.select" default="0"/>
         <integer name="orderByState"/>
-        <one-to-many name="operationList" ref="com.axelor.apps.qvm.db.Operation" mappedBy="operationType" title="Operations" />
+        <one-to-many name="operationList" ref="com.axelor.apps.qvm.db.QvmOperation" mappedBy="operationType" title="Operations" />
         <integer name="typeSelect"/>
     </entity>
 
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/MachineLocation.xml b/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/QvmMachineLocation.xml
similarity index 82%
rename from modules/axelor-open-suite/axelor-qvm/src/main/resources/views/MachineLocation.xml
rename to modules/axelor-open-suite/axelor-qvm/src/main/resources/views/QvmMachineLocation.xml
index f2c4a04..231afa1 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/MachineLocation.xml
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/QvmMachineLocation.xml
@@ -3,13 +3,13 @@
               xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
               xsi:schemaLocation="http://axelor.com/xml/ns/object-views http://axelor.com/xml/ns/object-views/object-views_5.2.xsd">
 
-    <grid name="machine-location-grid-qvm" title="Equipement Location" model="com.axelor.apps.qvm.db.MachineLocation">
+    <grid name="machine-location-grid-qvm" title="Equipement Location" model="com.axelor.apps.qvm.db.QvmMachineLocation">
         <field name="name"/>
         <field name="parent"/>
         <field name="stockUnity"/>
     </grid>
 
-    <form name="machine-location-form-qvm" title="Equipement Location" model="com.axelor.apps.qvm.db.MachineLocation" >
+    <form name="machine-location-form-qvm" title="Equipement Location" model="com.axelor.apps.qvm.db.QvmMachineLocation" >
         <panel name="mainPanel">
             <field name="name" colSpan="4"/>
             <field name="parent" colSpan="4" onChange="save,action-record-machine_location-default-location-record"/>
@@ -18,7 +18,7 @@
         </panel>
     </form>
 
-    <kanban name="machine-location-kanban-view"  title="Machine Location" model="com.axelor.apps.qvm.db.MachineLocation" columnBy="stockUnity" sequenceBy="orderByState" draggable="false" limit="30">
+    <kanban name="machine-location-kanban-view"  title="Machine Location" model="com.axelor.apps.qvm.db.QvmMachineLocation" columnBy="stockUnity" sequenceBy="orderByState" draggable="false" limit="30">
         <field name="name"/>
         <field name="parent"/>
         <template><![CDATA[
@@ -26,7 +26,7 @@
         </template>
     </kanban>
 
-    <action-view name="machine.location.qvm" model="com.axelor.apps.qvm.db.MachineLocation" title="Equipement Location">
+    <action-view name="machine.location.qvm" model="com.axelor.apps.qvm.db.QvmMachineLocation" title="Equipement Location">
         <view name="machine-location-grid-qvm" type="grid"/>
         <view name="machine-location-form-qvm" type="form"/>
         <view name="machine-location-kanban-view" type="kanban"/>
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/Operation.xml b/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/QvmOperation.xml
similarity index 96%
rename from modules/axelor-open-suite/axelor-qvm/src/main/resources/views/Operation.xml
rename to modules/axelor-open-suite/axelor-qvm/src/main/resources/views/QvmOperation.xml
index ac59854..1345a84 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/Operation.xml
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/QvmOperation.xml
@@ -3,7 +3,7 @@
               xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
               xsi:schemaLocation="http://axelor.com/xml/ns/object-views http://axelor.com/xml/ns/object-views/object-views_5.2.xsd">
     <!-- Operation -->
-    <form name="operation-form" title="Operations" onNew="action-record-operation-default-record" model="com.axelor.apps.qvm.db.Operation">
+    <form name="operation-form" title="Operations" onNew="action-record-operation-default-record" model="com.axelor.apps.qvm.db.QvmOperation">
         <toolbar>
             <button name="printBtn" title="Print" readonlyIf="!id" icon="fa-print" onClick="action-production-request-method-print"/>
         </toolbar>
@@ -54,7 +54,7 @@
         </panel-mail>
     </form>
 
-    <grid name="operation-grid" title="Operations" model="com.axelor.apps.qvm.db.Operation" edit-icon="true">
+    <grid name="operation-grid" title="Operations" model="com.axelor.apps.qvm.db.QvmOperation" edit-icon="true">
         <hilite background="success" if="$moment(operationDueDate).diff(todayDate,'days') &lt; 0"/>
         <hilite background="primary" if="$moment(operationDueDate).diff(todayDate,'days') == 0"/>
         <hilite background="danger" if="$moment(operationDueDate).diff(todayDate,'days') &lt; 10 &amp;&amp; $moment(operationDueDate).diff(todayDate,'days') &gt; 0"/>
@@ -91,7 +91,7 @@
     </grid>
 
     <!-- Calibration -->
-    <form name="calibration-form" title="Calibrations" onNew="action-record-operation-default-record" model="com.axelor.apps.qvm.db.Operation">
+    <form name="calibration-form" title="Calibrations" onNew="action-record-operation-default-record" model="com.axelor.apps.qvm.db.QvmOperation">
         <toolbar>
             <button name="printBtn" title="Print" readonlyIf="!id" icon="fa-print" onClick="action-production-request-method-print"/>
         </toolbar>
@@ -142,7 +142,7 @@
         </panel-mail>
     </form>
 
-    <grid name="calibration-grid" title="Calibrations" model="com.axelor.apps.qvm.db.Operation" edit-icon="true">
+    <grid name="calibration-grid" title="Calibrations" model="com.axelor.apps.qvm.db.QvmOperation" edit-icon="true">
         <hilite background="success" if="$moment(operationDueDate).diff(todayDate,'days') &lt; 0"/>
         <hilite background="primary" if="$moment(operationDueDate).diff(todayDate,'days') == 0"/>
         <hilite background="danger" if="$moment(operationDueDate).diff(todayDate,'days') &lt; 10 &amp;&amp; $moment(operationDueDate).diff(todayDate,'days') &gt; 0"/>
@@ -179,7 +179,7 @@
     </grid>
 
     <!-- Qualification -->
-    <form name="qualification-form" title="Qualifications" onNew="action-record-operation-default-record" model="com.axelor.apps.qvm.db.Operation">
+    <form name="qualification-form" title="Qualifications" onNew="action-record-operation-default-record" model="com.axelor.apps.qvm.db.QvmOperation">
         <toolbar>
             <button name="printBtn" title="Print" readonlyIf="!id" icon="fa-print" onClick="action-production-request-method-print"/>
         </toolbar>
@@ -230,7 +230,7 @@
         </panel-mail>
     </form>
 
-    <grid name="qualification-grid" title="Qualifications" model="com.axelor.apps.qvm.db.Operation" edit-icon="true">
+    <grid name="qualification-grid" title="Qualifications" model="com.axelor.apps.qvm.db.QvmOperation" edit-icon="true">
         <hilite background="success" if="$moment(operationDueDate).diff(todayDate,'days') &lt; 0"/>
         <hilite background="primary" if="$moment(operationDueDate).diff(todayDate,'days') == 0"/>
         <hilite background="danger" if="$moment(operationDueDate).diff(todayDate,'days') &lt; 10 &amp;&amp; $moment(operationDueDate).diff(todayDate,'days') &gt; 0"/>
@@ -267,7 +267,7 @@
     </grid>
 
     <!-- Actions -->
-    <action-record name="action-record-machine-operation-default" model="com.axelor.apps.qvm.db.Operation">
+    <action-record name="action-record-machine-operation-default" model="com.axelor.apps.qvm.db.QvmOperation">
         <field name="machineId"  expr="eval:machineName.machineId" if="machineName != null"/>
         <field name="machineBrand"  expr="eval:machineName.brand" if="machineName != null"/>
         <field name="machineModel"  expr="eval:machineName.model" if="machineName != null"/>
@@ -277,24 +277,24 @@
         <field name="stockUnity" expr="eval:machineName.machineLocation.parent.stockUnity"  if="machineName != null"/>
     </action-record>
 
-    <action-record name="action-record-operation-default-record" model="com.axelor.apps.qvm.db.Operation">
+    <action-record name="action-record-operation-default-record" model="com.axelor.apps.qvm.db.QvmOperation">
         <field name="company"  expr="eval:__user__.activeCompany" if="__user__.activeCompany != null"/>
         <field name="company"  expr="eval:__repo__(Company).all().fetchOne()" if="__user__.activeCompany == null &amp;&amp; __repo__(Company).all().fetch().size == 1"/>
     </action-record>
 
-    <action-record name="action-operation-request-set-status-accept" model="com.axelor.apps.qvm.db.Operation">
+    <action-record name="action-operation-request-set-status-accept" model="com.axelor.apps.qvm.db.QvmOperation">
         <field name="statusSelect" expr="eval:3"/>
     </action-record>
-    <action-record name="action-operation-request-set-status-cancel" model="com.axelor.apps.qvm.db.Operation">
+    <action-record name="action-operation-request-set-status-cancel" model="com.axelor.apps.qvm.db.QvmOperation">
         <field name="statusSelect" expr="eval:5"/>
     </action-record>
-    <action-record name="action-operation-request-set-status-draft" model="com.axelor.apps.qvm.db.Operation">
+    <action-record name="action-operation-request-set-status-draft" model="com.axelor.apps.qvm.db.QvmOperation">
         <field name="statusSelect" expr="eval:1"/>
     </action-record>
-    <action-record name="action-operation-request-set-status-refuse" model="com.axelor.apps.qvm.db.Operation">
+    <action-record name="action-operation-request-set-status-refuse" model="com.axelor.apps.qvm.db.QvmOperation">
         <field name="statusSelect" expr="eval:4"/>
     </action-record>
-    <action-record name="action-operation-request-set-status-request" model="com.axelor.apps.qvm.db.Operation">
+    <action-record name="action-operation-request-set-status-request" model="com.axelor.apps.qvm.db.QvmOperation">
         <field name="statusSelect" expr="eval:2"/>
     </action-record>
 
@@ -303,13 +303,13 @@
         <attribute if="externalInternal == true" name="title" expr="Internal :" for="externalInternal"/>
     </action-attrs>
 
-    <action-view name="operation.action.view" model="com.axelor.apps.qvm.db.Operation" title="Operations">
+    <action-view name="operation.action.view" model="com.axelor.apps.qvm.db.QvmOperation" title="Operations">
         <view name="operation-grid" type="grid"/>
         <view name="operation-kanban-view" type="kanban"/>
         <view name="operation-form" type="form"/>
     </action-view>
 
-    <action-view name="operation.operation.action.view" model="com.axelor.apps.qvm.db.Operation" title="Calibrations">
+    <action-view name="operation.operation.action.view" model="com.axelor.apps.qvm.db.QvmOperation" title="Calibrations">
         <view name="operation-grid" type="grid"/>
         <view name="operation-kanban-view" type="kanban"/>
         <view name="operation-form" type="form"/>
@@ -317,7 +317,7 @@
         <context name="_ts" expr="eval: 1"/>
     </action-view>
 
-    <action-view name="qualification.operation.action.view" model="com.axelor.apps.qvm.db.Operation" title="Qualifications">
+    <action-view name="qualification.operation.action.view" model="com.axelor.apps.qvm.db.QvmOperation" title="Qualifications">
         <view name="operation-grid" type="grid"/>
         <view name="operation-kanban-view" type="kanban"/>
         <view name="operation-form" type="form"/>
@@ -325,7 +325,7 @@
         <context name="_ts" expr="eval: 2"/>
     </action-view>
 
-    <action-view name="operation.action.view.related" model="com.axelor.apps.qvm.db.Operation" title="Operations">
+    <action-view name="operation.action.view.related" model="com.axelor.apps.qvm.db.QvmOperation" title="Operations">
         <view name="operation-grid" type="grid"/>
         <view name="operation-form" type="form"/>
         <domain>self.operationType =  :_id</domain>
diff --git a/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/OperationType.xml b/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/QvmOperationType.xml
similarity index 80%
rename from modules/axelor-open-suite/axelor-qvm/src/main/resources/views/OperationType.xml
rename to modules/axelor-open-suite/axelor-qvm/src/main/resources/views/QvmOperationType.xml
index 0743e9c..590a7c9 100644
--- a/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/OperationType.xml
+++ b/modules/axelor-open-suite/axelor-qvm/src/main/resources/views/QvmOperationType.xml
@@ -3,7 +3,7 @@
               xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
               xsi:schemaLocation="http://axelor.com/xml/ns/object-views http://axelor.com/xml/ns/object-views/object-views_5.2.xsd">
 
-    <form name="operation-type-form" title="Operations Type" model="com.axelor.apps.qvm.db.OperationType" width="large">
+    <form name="operation-type-form" title="Operations Type" model="com.axelor.apps.qvm.db.QvmOperationType" width="large">
         <panel name="Overview" colspan="12">
             <field name="name"/>
             <field name="stockUnity"/>
@@ -11,12 +11,12 @@
         <panel-dashlet name="operationList" title="Operations" action="operation.action.view.related" colSpan="12"/>
     </form>
 
-    <grid name="operation-type-grid" title="Operations types" model="com.axelor.apps.qvm.db.OperationType" edit-icon="true">
+    <grid name="operation-type-grid" title="Operations types" model="com.axelor.apps.qvm.db.QvmOperationType" edit-icon="true">
         <field name="name"/>
         <field name="stockUnity"/>
     </grid>
 
-    <kanban name="operation-type-kanban-view"  title="Operations Type" model="com.axelor.apps.qvm.db.OperationType" columnBy="stockUnity" sequenceBy="stockUnity" draggable="false" limit="30">
+    <kanban name="operation-type-kanban-view"  title="Operations Type" model="com.axelor.apps.qvm.db.QvmOperationType" columnBy="stockUnity" sequenceBy="stockUnity" draggable="false" limit="30">
         <field name="name"/>
         <field name="stockUnity"/>
         <template><![CDATA[
@@ -24,7 +24,7 @@
         </template>
     </kanban>
 
-    <action-view name="operation.type.action.view" model="com.axelor.apps.qvm.db.OperationType" title="Operations Type">
+    <action-view name="operation.type.action.view" model="com.axelor.apps.qvm.db.QvmOperationType" title="Operations Type">
         <view name="operation-type-grid" type="grid"/>
         <view name="operation-type-kanban-view" type="kanban"/>
         <view name="operation-type-form" type="form"/>