Hi Nil Mukherjee!This is Neeraj Atluri.The top colleges are MIT Pune,LPU,Banasthali Vidhyapith,Indian Institute of  Science and technology Shibpur,Jadavpur university,Institute of Engineering and Management kolkata,Heritage institute ofTechnology,Maulana Abdul Kalam Azad University of Technology,University of Calcutta,haldia Institute of technology.If you have any doubts reply me,I will help you.