I heard that Defence Research and Development Organization also setup his laboratory in Khammam, if yes can you please get some information?

I would like to tell you that Defence Research and Development Organization does not setup his lab in Khammam and here I will provide you list of labs setup by organization.

The Defence Research and Development Organization is an agency of the Republic of India and engaged in developing defence technologies covering various fields, like aeronautics, armaments, electronics, land combat engineering, life sciences, materials, missiles, and naval systems, DRDO is India's largest and most diverse research organisation.

Here are the labs
Aeronautical Development Establishment (ADE), Bangalore
Advanced Numerical Research & Analysis Group (ANURAG), Hyderabad
Aerial Delivery Research & Development Establishment (ADRDE), Agra
Armament Research & Development Establishment (ARDE), Pune
Center for Artificial Intelligence & Robotics (CAIR), Bangalore
Center for Fire,Explosive and Environment Safety (CFEES)
Center for Military Airworthiness & Certification (CEMILAC), Bangalore
Centre for Air Borne Systems (CABS), Bangalore
Combat Vehicles Research & Development Estt. (CVRDE), Chennai
Defence Institute of Bio-Energy Research (DIBER), Haldwani
Defence Avionics Research Establishment (DARE), Bangalore
Defence Bio-Engineering & Electro Medical Laboratory (DEBEL), Bangalore
Defence Electronics Application Laboratory (DEAL), Dehradun
Defence Electronics Research Laboratory (DLRL), Hyderabad
Defence Food Research Laboratory (DFRL), Mysore
Defence Institute of Advanced Technology (DIAT), Deemed University, Pune
Defence Institute of High Altitude Research (DIHAR)
Defence Institute of Physiology & Allied Sciences (DIPAS), Delhi
Defence Institute of Psychological Research (DIPR), Delhi
Defence Laboratory (DLJ), Jodhpur
Defence Materials & Stores Research & Development Establishment (DMSRDE), Kanpur
Defence Metallurgical Research Laboratory (DMRL), Hyderabad
Defence Research & Development Laboratory (DRDL), Hyderabad
Defence Research & Development Establishment (DRDE), Gwalior
Defence Research Laboratory (DRL), Tejpur
Defence Scientific Information & Documentation Centre (DESIDOC), Delhi
Defence Terrain Research Laboratory (DTRL), Delhi
Electronics & Radar Development Establishment (LRDE), Bangalore
Gas Turbine Research Establishment (GTRE), Bangalore
High Energy Materials Research Laboratory (HEMRL), Pune
Institute of Nuclear Medicine & Allied Sciences (INMAS), Delhi
Institute of Systems Studies & Analysis (ISSA), Delhi
Institute of Technology Management (ITM), Mussorie
Instruments Research & Development Establishment (IRDE), Dehradun
Integrated Test Range (ITR), Balasore
Laser Science & Technology Centre (LASTEC), Delhi
Microwave Tube Research & Development Center (MTRDC), Bangalore
Naval Materials Research Laboratory (NMRL), Ambernath
Naval Physical & Oceanographic Laboratory (NPOL), Cochin
Naval Science & Technological Laboratory (NSTL), Vishakapatnam
Proof & Experimental Establishment (PXE), Balasore
Research & Development Establishment (R&DE), Pune
Research Center Imarat (RCI), Hyderabad
Scientific Analysis Group (SAG), Delhi
Snow & Avalanche Study Estt (SASE), Chandigarh
Solid State Physics Laboratory (SSPL), Delhi
Terminal Ballistics Research Laboratory( TBRL),Chandigarh
Vehicle Research & Development Establishment (VRDE), Ahmednagar

Address:-
Defence Research and Development Organization
Metcalfe House,
Delhi-110054

Phone:-
011-23902481/87