I bought chinese tablet few days ago, It's touchscreen was slow than I decided to install Honeycomb Uberoid v10.1 on my 7" Tablet.
I fixed my Touchscreen + Audio + Real Android Market + Tablet Dead.
I am sharing Uberoid v10.1 Rom with some fixes, I hope it will work for you.
See Following post on HCH
HcH'z TechKnow [www.HcH.net.tc] - View topic - Problems solved wm8650 7" (Touchscreen + Market + audio)