Hello Manish Dutta,

The JEXPO 2020 offline form available in south kolkata from January 2 ,2020 and last date to fill the form and submit is March 16, 2020 ,You can get the application from any of the listed polytechnics by paying the application fee.After the filling the application you can given it back in the same polytechnics college.

for more details once go to this link.

https://engineering.careers360.com/articles/jexpo-application-form

Hope this helps you..