diff --git a/sf_manufacturing/i18n/zh_CN.po b/sf_manufacturing/i18n/zh_CN.po
new file mode 100644
index 00000000..a3e8e67e
--- /dev/null
+++ b/sf_manufacturing/i18n/zh_CN.po
@@ -0,0 +1,21 @@
+#. module: sf_manufacturing
+#. odoo-python
+#: code:addons/sf_manufacturing/models/mrp_production.py:0
+#, python-format
+msgid "You must enter a serial number for %s"
+msgstr "您必须为%s输入一个序列号。"
+
+
+#. module: sf_manufacturing
+#. odoo-python
+#: code:addons/sf_manufacturing/models/mrp_production.py:0
+#, python-format
+msgid "You must enter a serial number for each line of %s"
+msgstr "您必须为以下各%s行输入序列号"
+
+#. module: sf_manufacturing
+#. odoo-python
+#: code:addons/sf_manufacturing/models/mrp_production.py:0
+#, python-format
+msgid "You have %s incomplete supplies: %s"
+msgstr "您有%s补给未完成: %s"
\ No newline at end of file
diff --git a/sf_manufacturing/models/mrp_production.py b/sf_manufacturing/models/mrp_production.py
index 0e431347..4216442c 100644
--- a/sf_manufacturing/models/mrp_production.py
+++ b/sf_manufacturing/models/mrp_production.py
@@ -1622,7 +1622,7 @@ class MrpProduction(models.Model):
     def _subcontract_sanity_check(self):
         for production in self:
             if production.product_tracking != 'none' and not self.lot_producing_id:
-                raise UserError(_('您必须为%s输入一个序列号。') % production.product_id.name)
+                raise UserError(_('You must enter a serial number for %s') % production.product_id.name)
             for sml in production.move_raw_ids.move_line_ids:
                 if sml.tracking != 'none' and not sml.lot_id:
                     picking_ids = production.picking_ids.filtered(
@@ -1632,11 +1632,11 @@ class MrpProduction(models.Model):
                         ['%s:%s' % (picking.picking_type_id.name, picking.name) for picking in picking_ids]
                     )
                     if picking_info:
-                        raise UserError(_('您有%s补给未完成: %s') % (
+                        raise UserError(_('You have %s incomplete supplies: %s') % (
                             picking_num, picking_info))
                     else:
                         raise UserError(
-                            _('您必须为以下各%s行输入序列号') % sml.product_id.display_name)
+                            _('You must enter a serial number for each line of %s') % sml.product_id.display_name)
         return True