Stuck Boot Animation

[al13nas]

hello..i am using CYNUS T2 for 5 months now..jelybean...before few day i tried to downgrade to ICS because is faster and work very well with 2 sim..but something has gone wrong and my phone doesnt open...stuck at boot screen..i tried to enter factory or recovery mode with (power button + vol up+ vol down) but nothing happens... i try it several times...thanks in advance

 

[210451]

Ein Versuch: Batterie entfernen und nach ein paar Sekunden wieder einsetzen.
Dann noch einmal ein Werksreset versuchen.

An attempt: to remove the battery and use after a few seconds.
Then again try a factory reset.