Hello Nagpal ,

Yeah still taking admissions on the basis of 12th merit  Thapar Institute of Engineering and Technology, Patiala. (According to web data)

• 70%  of seats filled with JEE mains entrance exam .
• 30% of seats filled with based on 12th merit .

Some details regarding Institute .

1. NIRF ranking 29th for engineering .
2. UGC approval private institute .
3. Established on 1956 .
4. B.tech average package offered is 6.30  LPA .
5. Good facilities .

You have to know more information regarding College Fee , Courses offered , Student reviews , Placement stats and data , Admission process , Exams accepted for admission e.t.c. go through it you get some idea .

https://www.careers360.com/university/thapar-institute-of-engineering-and-technology-patiala

I think this answer will help you lot .

All the best !!!!