Mobile Data not working on sim unlock LS980

Please guys help me out here. I am in Pakistan and i have this sprint g2 device which i sim unlocked by rooting. Can any one tell me how can i use Data Network (Internet 3G) here because i've done it all to make it work but it doesn't.

APN Thingy : Done it already so please guide me through.
Device : LGLS980 (G2 Sprint)
Android Version : 4.4.2
Software Ver. : LS980ZVE

Tried on ZV8, ZVC, ZVA , ZVB, ZVD and ZVG also

No luck !!