diff --git a/modules/purchase_trade/__init__.py b/modules/purchase_trade/__init__.py
index 499ce9d..1716b9c 100755
--- a/modules/purchase_trade/__init__.py
+++ b/modules/purchase_trade/__init__.py
@@ -213,6 +213,7 @@ def register():
         sale.SaleStrategy,
         sale.OpenPosition,
         sale.Backtoback,
+        sale.AnalyticDimensionAssignment,
         module='sale', type_='model')
     Pool.register(
         lot.LotShipping,
diff --git a/modules/purchase_trade/purchase.py b/modules/purchase_trade/purchase.py
index 74d9f8c..b0b2fc6 100755
--- a/modules/purchase_trade/purchase.py
+++ b/modules/purchase_trade/purchase.py
@@ -254,6 +254,8 @@ class Purchase(metaclass=PoolMeta):
     broker = fields.Many2One('party.party',"Broker",domain=[('categories.parent', 'child_of', [4])])
     tol_min = fields.Numeric("Tol - in %")
     tol_max = fields.Numeric("Tol + in %")
+    tol_min_qt = fields.Numeric("Tol -")
+    tol_max_qt = fields.Numeric("Tol +")
     certif = fields.Many2One('purchase.certification',"Certification")
     wb = fields.Many2One('purchase.weight.basis',"Weight basis")
     association = fields.Many2One('purchase.association',"Association")
@@ -275,6 +277,9 @@ class Purchase(metaclass=PoolMeta):
         'purchase',
         'Analytic Dimensions'
     )
+    trader = fields.Many2One('party.party',"Trader")
+    operator = fields.Many2One('party.party',"Operator")
+    our_reference = fields.Char("Our Reference")
 
     @classmethod
     def default_viewer(cls):
@@ -436,6 +441,12 @@ class Line(metaclass=PoolMeta):
     tol_max = fields.Numeric("Tol + in %",states={
             'readonly': (Eval('inherit_tol')),
             })
+    tol_min_qt = fields.Numeric("Tol -",states={
+            'readonly': (Eval('inherit_tol')),
+            })
+    tol_max_qt = fields.Numeric("Tol +",states={
+            'readonly': (Eval('inherit_tol')),
+            })
     inherit_tol = fields.Boolean("Inherit tolerance")
     tol_min_v = fields.Function(fields.Numeric("Qt min"),'get_tol_min')
     tol_max_v = fields.Function(fields.Numeric("Qt max"),'get_tol_max')
diff --git a/modules/purchase_trade/sale.py b/modules/purchase_trade/sale.py
index 8bfcb44..891495b 100755
--- a/modules/purchase_trade/sale.py
+++ b/modules/purchase_trade/sale.py
@@ -32,6 +32,11 @@ class ContractDocumentType(metaclass=PoolMeta):
     # lc_in = fields.Many2One('lc.letter.incoming', 'LC in')
     sale = fields.Many2One('sale.sale', "Sale")
 
+class AnalyticDimensionAssignment(metaclass=PoolMeta):
+    'Analytic Dimension Assignment'
+    __name__ = 'analytic.dimension.assignment'
+    sale = fields.Many2One('sale.sale', "Sale")
+    
 class Estimated(metaclass=PoolMeta):
     "Estimated date"
     __name__ = 'pricing.estimated'
@@ -221,6 +226,8 @@ class Sale(metaclass=PoolMeta):
     broker = fields.Many2One('party.party',"Broker",domain=[('categories.parent', 'child_of', [4])])
     tol_min = fields.Numeric("Tol - in %")
     tol_max = fields.Numeric("Tol + in %")
+    tol_min_qt = fields.Numeric("Tol -")
+    tol_max_qt = fields.Numeric("Tol +")
     # certification = fields.Selection([
     #     (None, ''),
     #     ('bci', 'BCI'),
@@ -238,6 +245,14 @@ class Sale(metaclass=PoolMeta):
     doc_template = fields.Many2One('doc.template',"Template")
     required_documents = fields.Many2Many(
         'contract.document.type', 'sale', 'doc_type', 'Required Documents')
+    analytic_dimensions = fields.One2Many(
+        'analytic.dimension.assignment',
+        'sale',
+        'Analytic Dimensions'
+    )
+    trader = fields.Many2One('party.party',"Trader")
+    operator = fields.Many2One('party.party',"Operator")
+    our_reference = fields.Char("Our Reference")
 
     @classmethod
     def default_viewer(cls):
@@ -382,6 +397,12 @@ class SaleLine(metaclass=PoolMeta):
     tol_max = fields.Numeric("Tol + in %",states={
             'readonly': (Eval('inherit_tol')),
             })
+    tol_min_qt = fields.Numeric("Tol -",states={
+            'readonly': (Eval('inherit_tol')),
+            })
+    tol_max_qt = fields.Numeric("Tol +",states={
+            'readonly': (Eval('inherit_tol')),
+            })
     inherit_tol = fields.Boolean("Inherit tolerance")
     tol_min_v = fields.Function(fields.Numeric("Qt min"),'get_tol_min')
     tol_max_v = fields.Function(fields.Numeric("Qt max"),'get_tol_max')
diff --git a/modules/purchase_trade/view/sale_form.xml b/modules/purchase_trade/view/sale_form.xml
index e1bc040..934ef71 100755
--- a/modules/purchase_trade/view/sale_form.xml
+++ b/modules/purchase_trade/view/sale_form.xml
@@ -50,6 +50,9 @@ this repository contains the full copyright notices and license terms. -->
             <newline/> 
             <field name="required_documents" colspan="4"/>
         </page>
+        <page string="Dimensions" id="di">
+            <field name="analytic_dimensions" colspan="4"/>
+        </page>
     </xpath>
     <xpath expr="/form/notebook/page[@id='sale']/notebook/page[@id='line']/field[@name='payment_term']" position="after">
         <label name="from_location"/>