If the product requested is not in stock, it needs to be manufactured before the order handling can continue To manufacture a product, the required raw haterials have to be ordered. Two preferred suppliers provide different types of raw materials. Depending on the product to be manufactured, raw materials may be ordered from either Supplier 1 or Supplier 2, or from both.If the product requested is not in stock it needs to be manufactured before the order handling can continue. To manufacture a product, the required raw haterials have to be ordered. Two preferred suppliers provide different types of raw materials. Depending on the product to be manufactured, raw materials may be ordered from either Supplier 1 or Supplier 2, or from both. Once the raw materials are available, the product can de manufactured and the order can be confirmed. On the other hand, if the product is in stock, it is retriened from the warehouse before confirming the order. In either case, the process continues normally.