TCS Hungary- good option?

my project is sending me to Hungary but I have a real chance at US only thing stopping me global mobility thing C3A I am c2 they are ready to do promotion may initiate at March but H1B deadline will be over when they will complete the process,they are even ready for L1 but not sure how next year it will consume. So by the time they are saying you can go to Hungary. But please let me is it good to go in Hungary and what would be the increment or allowances? Please help!!! 🥲