Enable "Allow Warehouse in Sale Order Line" features from within Sale configuration.
Warehouse on Products
The user can choose "Sale Warehouse" on the product; the chosen warehouse will be shown on product variants.
Multi Warehouse on Sale Order
When a product is chosen, the relevant warehouse will be immediately added to the sale order line. The user can also alter the warehouse on the sale order line..
Delivery Order Based on Warehouse
After confirming the sale order, the user can see the delivery order that was made depending on the warehouse that was chosen.
In a tree view, the user can view all created transfers depending on warehouse.
The user can view newly created delivery orders for various warehouses in the form view.