My Anet A8 finally arrived from HongKong.
The build time was around 4 hours (parts 120 €) and it is no problem at all if you bring in some patience and tools.
There is numerous open source enhancements available on Thingiverse to produce even better quality. Especially belt tensioner, cooler and bearings, the rest is more fancy shit. A test prints I created the yellow and red parts: