Driver problem with tablet mpman mpwin700 6GB.

HI,
I have driver poblem with my tablet mpman mpwin 700 6GB, i can't find driver for this tablet , especially for the touchpad.
I restore it, and the driver don't work.
My tablet is on windows 8.1 ,7 pouces and driver number is ACPI/OBDA8723/3&36B2D927&0.
Thanks for your helping.

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