diff --git a/app_mrp_workcenter_zchart/i18n/zh_CN.po b/app_mrp_workcenter_zchart/i18n/zh_CN.po
index 8f637e3c..c5031383 100644
--- a/app_mrp_workcenter_zchart/i18n/zh_CN.po
+++ b/app_mrp_workcenter_zchart/i18n/zh_CN.po
@@ -50,3 +50,9 @@ msgstr "编码"
 #: model:ir.model.fields,field_description:app_mrp_workcenter_zchart.field_mrp_workcenter__level
 msgid "Level"
 msgstr "级别"
+
+
+#. module: app_mrp_workcenter_zchart
+#: model:ir.actions.server,name:app_mrp_workcenter_zchart.action_mrp_workcenter_compute_level
+msgid "Reset Work Center Level"
+msgstr "重置工作中心级别"
diff --git a/app_mrp_workcenter_zchart/models/mrp_workcenter.py b/app_mrp_workcenter_zchart/models/mrp_workcenter.py
index 6d7c980b..1ef8e1e8 100644
--- a/app_mrp_workcenter_zchart/models/mrp_workcenter.py
+++ b/app_mrp_workcenter_zchart/models/mrp_workcenter.py
@@ -31,7 +31,7 @@ class MrpWorkCenter(models.Model):
 
     @api.onchange('parent_id')
     def _onchange_level(self):
-        level = 0
+        level = 1
         if self.parent_id:
             level = self.parent_id.level + 1
         self.level = level
@@ -39,7 +39,7 @@ class MrpWorkCenter(models.Model):
     @api.depends('parent_id', 'parent_id.level')
     def _compute_level(self):
         for rec in self:
-            level = 0
+            level = 1
             if rec.parent_id:
                 level = rec.parent_id.level + 1
             rec.level = level
diff --git a/app_mrp_workcenter_zchart/views/mrp_workcenter_views.xml b/app_mrp_workcenter_zchart/views/mrp_workcenter_views.xml
index 26e01b15..d1ecb4fe 100644
--- a/app_mrp_workcenter_zchart/views/mrp_workcenter_views.xml
+++ b/app_mrp_workcenter_zchart/views/mrp_workcenter_views.xml
@@ -80,4 +80,13 @@
     <record id="mrp.mrp_workcenter_kanban_action" model="ir.actions.act_window">
         <field name="context">{'search_default_group_by_parent_id':1}</field>
     </record>
+    <!--重置级别-->
+    <record id="action_mrp_workcenter_compute_level" model="ir.actions.server">
+        <field name="name">Reset Work Center Level</field>
+        <field name="model_id" ref="mrp.model_mrp_workcenter"/>
+        <field name="binding_model_id" ref="mrp.model_mrp_workcenter"/>
+        <field name="binding_view_types">form,list</field>
+        <field name="state">code</field>
+        <field name="code">action = records._compute_level()</field>
+    </record>
 </odoo>
diff --git a/app_product_category_zchart/views/product_category_views.xml b/app_product_category_zchart/views/product_category_views.xml
index 49945950..0b2321a6 100644
--- a/app_product_category_zchart/views/product_category_views.xml
+++ b/app_product_category_zchart/views/product_category_views.xml
@@ -12,7 +12,7 @@
                         <span id="add_group"/>
                     </div>
                     <div id="o_node_right">
-                        <field name="child_id" widget="ztree_chart" nolabel="1"/>
+                        <field name="child_id" widget="ztree_chart" nolabel="1" options="{'ztree_no_parent_chart': 1}"/>
                     </div>
                 </div>
             </xpath>