finally I got it. I bought all parts and assemble services from taobao
spec:
Case : NCR G81-3007
PCB : MXALPS-30xx Rev 1.4
Switches : 62g MX clear lubed + stickers
Full LED
Keycaps : classic G80-3000 beige keycaps
Cable : black coil PS/2 cable
case (picture from taobao seller)
![](http://i.imgur.com/lgzuy0I.jpg)
![](http://i.imgur.com/fu3qPET.jpg)
![](http://i.imgur.com/tGROkc1.jpg)
PCB (picture from photekq)
![](https://farm4.staticflickr.com/3910/14391377191_6eb1fe988e_b.jpg)
Keycaps (picture from taobao seller)
![](http://i.imgur.com/nbEXCuq.jpg)
![](http://i.imgur.com/mLy4Tks.jpg)
![](http://i.imgur.com/nxDU0oA.jpg)
![](http://i.imgur.com/T6WHdoO.jpg)
cable (picture from gilan)
![](http://www.enjoyclick.org/data/attachment/forum/201412/18/220144fb8m1ooeml8irpqo.jpg)
assembled keyboard:
![](http://i.imgur.com/py84m1L.jpg)
![](http://i.imgur.com/QbKbi7k.jpg)
![](http://i.imgur.com/5llFQP0.jpg)
![](http://i.imgur.com/a142KNa.jpg)
![](http://i.imgur.com/lBhIkoR.jpg)
In case you didn't notice, there is a small defect in the assembled keyboard (from the above pictures). I may fix it later.
The PCB is not perfect, I can not directly use the PS/2 cable but instead I have to use the green PS/2 to USB adapter.
Ken