Finaly!!! i've understood why i couldn't install the drivers!!
it is a windows 8 problem... you cannot install unsigned drivers...
For those who cannot install drivers and are using windows 8, google for "windows 8 install unsigned driver"
:)
This forum is great :)
i have a zp900h, same as zp910.
it is my second zopo phone, the first was a zp900.
i will try to flash with the new rom.
wish me luck!