Did you install the driver that came with the Livesuite package?
To get the tablet into flash mode, turn it off, connect USB, hold the Menu (Vol+) key and press the power key a couple of times quickly. Windows should see a new device and you should be able to flash it with Livesuite.
By the way, Sysbay have released a new firmware dated 20120413 here:
Thanks, i Will post a tutorial later