Hello Aspirant.

As you've mentioned that you've scored 68.9 percentile in JEE main examination and assuming you're a general candidate then your chances of getting even into a lower NIT is nil.

To get into NIT as per general category your percentile must be above 98, to get into high NITs.

Best of luck !

Hello,

No , you are eligible for NIT colleges by this percentile . Students who score above 95 percentile have to decent chance to get admission in NIT college. This is one chance for you in the april session try hard and give your best in that exam if you really want to get NIT college.

Click on the link mentioned below for information about NIT top college Cut off .

https://engineering.careers360.com/articles/nits-cutoff-for-top-btech-branches