diff --git a/sf_manufacturing/models/stock.py b/sf_manufacturing/models/stock.py
index f6787b10..ba6e9d20 100644
--- a/sf_manufacturing/models/stock.py
+++ b/sf_manufacturing/models/stock.py
@@ -21,6 +21,7 @@ from odoo.addons.sf_base.commons.common import Common
 from odoo.exceptions import UserError
 from io import BytesIO
 from odoo.exceptions import ValidationError
+from dateutil.relativedelta import relativedelta
 
 
 class stockWarehouse(models.Model):
@@ -727,6 +728,33 @@ class StockPicking(models.Model):
                         production.workorder_ids.write({'back_button_display': False})
         return res
 
+    def _prepare_subcontract_mo_vals(self, subcontract_move, bom):
+        subcontract_move.ensure_one()
+        group = self.env['procurement.group'].sudo().search([('name', '=', self.name)])
+        if not group:
+            group = self.env['procurement.group'].create({
+                'name': self.name,
+                'partner_id': self.partner_id.id,
+            })
+        product = subcontract_move.product_id
+        warehouse = self._get_warehouse(subcontract_move)
+        vals = {
+            'company_id': subcontract_move.company_id.id,
+            'procurement_group_id': group.id,
+            'subcontractor_id': subcontract_move.picking_id.partner_id.commercial_partner_id.id,
+            'picking_ids': [subcontract_move.picking_id.id],
+            'product_id': product.id,
+            'product_uom_id': subcontract_move.product_uom.id,
+            'bom_id': bom.id,
+            'location_src_id': subcontract_move.picking_id.partner_id.with_company(subcontract_move.company_id).property_stock_subcontractor.id,
+            'location_dest_id': subcontract_move.picking_id.partner_id.with_company(subcontract_move.company_id).property_stock_subcontractor.id,
+            'product_qty': subcontract_move.product_uom_qty,
+            'picking_type_id': warehouse.subcontracting_type_id.id,
+            'date_planned_start': subcontract_move.date - relativedelta(days=product.produce_delay)
+        }
+        return vals
+
+
     # 创建 外协出库入单
     def create_outcontract_picking(self, workorders, item, sorted_workorders):
         production = workorders[0].production_id