As per your request here I am telling you the contact details of some good Engineering colleges having fees less then 50,000 per annum:

Jawaharlal Nehru Technological University
Main Road, Kukatpally Housing Board Colony, Kukatpally, Hyderabad, Andhra Pradesh 500085, India ‎
+91 40 2315 8661 ‎

Vidya Jyothi Institute of Technology
Aziz Nagar Gate,C.B. Post,Chilkur Road, Hyderabad, Telangana 500075, India ‎
+91 84 13 235300 ‎

J B Institute of Engineering and Technology
Hyderabad, Andhra Pradesh 500075, India ‎

Osmania University
Osmania University Main Rd, Durgabai Deshmukh Colony, Hyderabad, Telangana 500007, India ‎
+91 40 2709 0136 ‎

VNR Vignana Jyothi Institute of Engineering and Technology
Kukatpally, Bachupally, Hyderabad, Telangana 500090, India ‎
+91 40 2304 2758 ‎

Vardhaman College of Engineering
Ameerpet, Hyderabad, Andhra Pradesh 500082, India
+91 98 75 784585 ‎