There are many regular and irregular customers for DTS who store their material in its Godown. Classification and Codification are made for those who are regular customer and the material for other irregular customer is stored under the head “OTHERS”. Specific space is provided for each customer as per contract and is not used for any other customer during the period of contract. Tags are attached to each of the lot for classification according to which the material is fed to the production line of the customer.