Dear Ashish,

It takes admission through JEE Main exam and counselling is through Punjab.

Registrations of Punjab B.Tech Admission 2018 will be open tentatively from the first week of June 2018. The admission process will be conducted by I K Gujral, Punjab Technical University, Jaland

To know in detail you can refer below link

https://engineering.careers360.com/articles/punjab-btech-admission

Good Luck!!