GNIT is Guru Nanak Institute of Technology, it is a good college with well equipped labs, experienced faculties, wise infrastructure and remarkable placements in some definite streams. Whereas there is another Guru Nanak Institute located in Telangana and the previous one in kolkata. Hope it helps,

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https://www.careers360.com/colleges/guru-nanak-institute-of-technology-kolkata

https://www.careers360.com/colleges/guru-nanak-institute-of-technology-ibrahimpatnam