Nokia 5700 phone can support the operating system??

In China forum has circulated news that a Nokia 5700 phone can support the operating system that also exists in the BlackBerry 8220 smartphone OS 4.6. Nokia 5700 handset which has been present since 3 years ago, was initially run on Symbian S60 3rd Edition, but now can run on Agency, 4.6.0.305 for the BlackBerry operating exactly have the BlackBerry Pearl 8220.

Here for evidence of the presence of the Nokia 5700 with BlackBerry 8220 operating system 4.6, with a video link