Defence Institute of Advanced Technology
DIAT ( DU ) is specialized in the training of officers of Indian Armed forces ( Army , Navy & Air Force ) , Paramilitary forces ( Central Reserve Police Force/Border Security Force/Indo-Tibetan Border Police/Sashastra Seema Bal etc . ) , Coast Guard , Defence Research Organizations , IOFS ( Indian Ordnance Factories ) , Defence PSUs ( Like Hindustan Aeronautics Limited , Bharat Electronics , Bharat Dynamics Limited ) , ship building agencies like Garden Reach Shipbuilders & Engineers , Cochin and Goa Shipyards , Mazagon Dock Shipbuilders and armed forces of friendly countries ( like Sri Lanka and Afghanistan , ) and other central and state government agencies . 
<triplet> IOFS <subj> Indian Ordnance Factories <obj> part of