diff --git a/modules/axelor-open-suite/axelor-account/src/main/java/com/axelor/apps/account/web/InvoiceLineController.java b/modules/axelor-open-suite/axelor-account/src/main/java/com/axelor/apps/account/web/InvoiceLineController.java
index 763632f..cb6130d 100644
--- a/modules/axelor-open-suite/axelor-account/src/main/java/com/axelor/apps/account/web/InvoiceLineController.java
+++ b/modules/axelor-open-suite/axelor-account/src/main/java/com/axelor/apps/account/web/InvoiceLineController.java
@@ -40,6 +40,7 @@ import com.axelor.rpc.Context;
 import com.google.common.base.Strings;
 import com.google.inject.Singleton;
 import java.math.BigDecimal;
+import java.math.RoundingMode;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Map.Entry;
@@ -401,4 +402,23 @@ public class InvoiceLineController {
     }
     response.setValue("fixedAssetCategory", fixedAssetCategory);
   }
+
+
+  public void updateQtyUg(ActionRequest request, ActionResponse response) throws AxelorException{
+    Context context = request.getContext();
+    InvoiceLine invoiceLine = context.asType(InvoiceLine.class);
+  
+    BigDecimal qtyUg = invoiceLine.getProduct().getUg();
+    BigDecimal qty = invoiceLine.getQty();
+    BigDecimal totalQty = qty.add(qty.multiply(qtyUg).divide(new BigDecimal(100), 4,RoundingMode.HALF_EVEN));
+    Product product = invoiceLine.getProduct();
+    if(product.getUg() != null && product.getUg().compareTo(BigDecimal.ZERO) > 0){
+      BigDecimal ug = invoiceLine.getProduct().getUg().divide(new BigDecimal(100), 10, RoundingMode.HALF_EVEN);
+      BigDecimal ugAmount =  ug.divide(ug.add(BigDecimal.ONE),10, RoundingMode.HALF_EVEN).multiply(new BigDecimal(100));          
+      response.setValue("discountTypeSelect", 1);
+      response.setValue("discountAmount", ugAmount);
+      response.setValue("qty", totalQty);
+    }
+  }
+
 }
diff --git a/modules/axelor-open-suite/axelor-base/src/main/resources/domains/Product.xml b/modules/axelor-open-suite/axelor-base/src/main/resources/domains/Product.xml
index b52f113..1b1578e 100644
--- a/modules/axelor-open-suite/axelor-base/src/main/resources/domains/Product.xml
+++ b/modules/axelor-open-suite/axelor-base/src/main/resources/domains/Product.xml
@@ -141,6 +141,10 @@
 			
 		<boolean name="allowToForcePurchaseQty" title="Allow to force purchases quantities"/>
 		
+		<decimal name="pvg" title="PVG" />
+		<decimal name="stklim" title="Stklim" />
+		<decimal name="ug" title="UG" />
+
 		<extra-code>
 	   		<![CDATA[
 				// PRODUCT TYPE SELECT
diff --git a/modules/axelor-open-suite/axelor-sale/src/main/java/com/axelor/apps/sale/web/SaleOrderLineController.java b/modules/axelor-open-suite/axelor-sale/src/main/java/com/axelor/apps/sale/web/SaleOrderLineController.java
index f12ba05..7d434af 100644
--- a/modules/axelor-open-suite/axelor-sale/src/main/java/com/axelor/apps/sale/web/SaleOrderLineController.java
+++ b/modules/axelor-open-suite/axelor-sale/src/main/java/com/axelor/apps/sale/web/SaleOrderLineController.java
@@ -386,6 +386,23 @@ public class SaleOrderLineController {
     }
   }
 
+  public void updateQtyUg(ActionRequest request, ActionResponse response) throws AxelorException{
+    Context context = request.getContext();
+    SaleOrderLine saleOrderLine = context.asType(SaleOrderLine.class);
+  
+    BigDecimal qtyUg = saleOrderLine.getProduct().getUg();
+    BigDecimal qty = saleOrderLine.getQty();
+    BigDecimal totalQty = qty.add(qty.multiply(qtyUg).divide(new BigDecimal(100), 4,RoundingMode.HALF_EVEN));
+    Product product = saleOrderLine.getProduct();
+    if(product.getUg() != null && product.getUg().compareTo(BigDecimal.ZERO) > 0){
+      BigDecimal ug = saleOrderLine.getProduct().getUg().divide(new BigDecimal(100), 10, RoundingMode.HALF_EVEN);
+      BigDecimal ugAmount =  ug.divide(ug.add(BigDecimal.ONE),10, RoundingMode.HALF_EVEN).multiply(new BigDecimal(100));          
+      response.setValue("discountTypeSelect", 1);
+      response.setValue("discountAmount", ugAmount);
+      response.setValue("qty", totalQty);
+    }
+  }
+
   public void resetPackLine(ActionRequest request, ActionResponse response) throws AxelorException {
 
     Context context = request.getContext();