Tirdaykala (TDK) is a company located in Tehran which is doing business in the field of husbandry and dairy farms equipment. We are a group of some manufacturers and a commercial company. We manufacture and supply portable milking machine, milking machine spare parts (liner, tubes, filters, etc), identification accessories (ear tag, neck tag, marker, applicators, etc) and also some farm machineries. We provide best breed Holstein heifers with high milk producing capabilities and very healthy calves which secure the future of the herd genetically.