- Nanjiah Lingammal Polytechnic College in Coimbatore, being one of the top polytechnic college in Tamil Nadu offers major diploma courses in Civil Engineering, Mechanical Engineering, Automobile Engineering, Electronics and Communication Engineering, Electrical and Electronics Engineering, and Computer Engineering.
- Operating for more than three decades Nanjiah Lingammal Polytechnic College is one among the diploma colleges with 100% placement in Coimbatore.
