wow congratulation! happy for u.

try this it might work.
1.install yellowsn0w 0.94 again using cydia.
2. Reboot with your sun sim inside
3. go to setting and activate airplane mode.
4. put another sim (qtel) then turn off airplane mode.
4. if there is signal, turn on airplane mode again. put your qtel sim and turn off the airplane mode.

some tips:
1. its more better that if you dont succeed in the first time, restore it again to original firmware, then re-run again yellowsnow. :P

2.try turning ON airplane mode.

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For your iphone needs! :P