The Full Form Of DRDO is Defence Research and Development Organisation

The Defence Research and Development Organisation (DRDO) is an agency of the Republic of India, charged with the military's research and development, headquartered in New Delhi, India.

It is under the administrative control of the Ministry of Defence, Government of India.

DRDO Laboratories/Establishments-

Advanced Numerical Research & Analysis Group (ANURAG)
Advanced Systems Laboratory (ASL)
Aerial Delivery Research & Development Establishment (ADRDE)
Aeronautical Development Establishment (ADE)
Armaments Research & Development Establishment (ARDE)
Centre for Air Borne System (CABS)
Centre for Artificial Intelligence & Robotics (CAIR)
Centre for Fire, Explosives & Environment Safety (CFEES)
Centre for High Energy Systems and Sciences (CHESS)
Combat Vehicles Research & Development Establishment (CVRDE)
Defence Avionics Research Establishment (DARE)
Defence Bio-engineering & Electro-medical Laboratory (DEBEL)
Defence Electronics Applications Laboratory (DEAL)
Defence Food Research Laboratory (DFRL)
Defence Institute of Bio-Energy Research (DIBER)
Defence Institute of High Altitude Research (DIHAR)
Defence Institute of Physiology & Allied Sciences (DIPAS)
Defence Institute of Psychological Research (DIPR)
Defence Laboratory (DL)
Defence Electronics Research Laboratory (DLRL)
Defence Materials & Stores Research & Development Establishment (DMSRDE)
Defence Metallurgical Research Laboratory (DMRL)
Defence Research & Development Establishment (DRDE)
Defence Research & Development Laboratory (DRDL)
Defence Research Laboratory (DRL)
Defence Terrain Research Laboratory (DTRL)
Gas Turbine Research Establishment (GTRE)
High Energy Materials Research Laboratory (HEMRL)
Institute of Nuclear Medicines & Allied Sciences (INMAS)
Instruments Research & Development Establishment (IRDE)
Integrated Test Range (ITR)
Joint Cipher Bureau (JCB)
Laser Science & Technology Centre (LASTEC)
Electronics & Radar Development Establishment (LRDE)
Microwave Tube Research & Development Centre (MTRDC)
Naval Materials Research Laboratory (NMRL)
Naval Physical & Oceanographic Laboratory (NPOL)
Naval Science & Technological Laboratory (NSTL)
Proof and Experimental Establishment (PXE)
Research Centre Imarat (RCI)
Research & Development Establishment (Engrs) (R&DE[E])
Scientific Analysis Group (SAG)
Snow and Avalanche Study Establishment (SASE)
Solid State Physics Laboratory (SSPL)
Terminal Ballistics Research Laboratory (TBRL)
Vehicles Research & Development Establishment (VRDE)

HR Institutions-

Centre for Personnel Talent Management (CEPTAM)
Institute of Technology Management (ITM)
Recruitment and Assessment Centre (RAC)

Other Institutions-

Advanced Centre for Energetic Materials (ACEM)
Centre for Advanced Systems (CAS)
Centre for Military Air-worthiness & Certification (CEMILAC)
Defence Scientific Information & Documentation Centre (DESIDOC)
DRDO Integration Centre (DIC)
Institute for Systems Studies & Analyses (ISSA)
Mobile Systems Complex (MSC)
SF Complex (SFC)

Centres of Excellence-

DRDO Bhartihar University (DRDO-BU), Centre of Excellence
Advanced Centre for Research in High Energy Materials (ACRHEM)
Centre of Excellence in Cryptology
Centre of Millimeter Wave Semiconductor Devices and Systems
Advanced Centre for Excellence on Composite Materials (ACECM)
Research and Innovation Centre (RIC)
Centre of Propulsion Technology (CoPT)
Jagdish Chandra Bose Centre for Advanced Technology (JCBCAT)
Joint Advanced Technology Centre (JATC)
Centre of Excellence in Systems Design and Engineering

Contact-

DRDO
DRDO Bhawan
Rajaji Marg, Vijay Chowk Area, Central Secretariat, New Delhi, Delhi 110004