Hello Manikya,

There are many private colleges in india where mechatronics course is provided. With 149 score your son will definately be able to get into many of the institutes. Some of best colleges are,

Parlu University.

SASTRA University.

Hindustan Institute of Technology and Science.

Karunya Institute of Technology and Science.

Lovely Proffesional University.

SRM University.

Acharya Institute of Technology.

Hope this Helps.

Good Luck!