Akka I have interest in mechatronics engineering can I become an good engineer and now I am studying 12th .can I learn in Chennai institute of technology.

Yes, you can become a good engineer.
You should have confident in you and you should be determined.
Try to get admission in top colleges. Perform well in your grades.

According, to careers 360 it has AAA+ rating which means Good.
Ratings are based on Placements, Faculty, Cut-offs of national / state level Entrance exams, Accreditation and Reward status and Publication record from Elsevier’s indexing database - Scopus.

So, you can consider your admission.

Good Luck!!

Thanks sister