Now the list is
1.Himsagar express 3715km
2.YPR Dibrugarh Exp 3637km
3.Navyug Express 3609km
4.2484 Amritsar -KCVL Express-3597 Kms
5.2287...
more... KCVL-Derhadun Express-3478 Kms
6.2218 Kerala SK Express-3415 Kms
7.Raptisagar Express 3251km
8.Dwarka Express 3234km
9.Mangla Lakshwadeep Express 3066km
10.Kerala Express 3036km (longest Daily, mangla runs on konkan route ,inflation )
Thanks we had made the list of top 10 longest route train in india, thanks for help, if i'll get more info or help list can be more longer, thanks to all