[HELP]Which Firmware Should i flash of my Note3 N9005????

I brought my Note3 N9005 from online so i don't know which country firmware is for mine.
im non-rooted user and my phone's android version is 4.4.2 kikat.
My AP: N9005DXUFNG2
CP: N9005DXUFNG1
CSC: N9005OLCFNG1
i have two question for know:
1. Which country Kitkat/lollipop firmware should i flash?
2.How can i understand that?