Hello studnet,

Here I am mentioning the list of some good institutes offers bds below:

• Sri Ramachandra University .
• Christian Medical College.
• SRM University. 
• PSG college of medical science and research.
• ACS medical college and hospital. 
• chettinad hospital and research institute.
• Chennai Medical College, Hospital and Research Centre.
• Saveetha medical college.
• Meenakshi medical college and research institute.

Hope it helps. 

Thank you  :)

Dear Architha,

Here are some of the top B.D.S colleges in Tamil Nadu -

• Dr MGR Educational and research institute.
• Sathyabama University.
• Vinayaka missions University.
• ASAN memorial educational institutions.
• Jaya group of institutions.
• Saveetha University.
• Sri Ramachandra University.
• The Tamil Nadu Dr MGR Medical University.
• Meenakshi academy of higher education and research.
• Melmaruvathur adhiparasakthi institute of medical sciences and research.
• SRM University.
• Thai moogambigai Dental College and hospital.
• Tagore dental college.

Regards