X330/X320 : X230，12.5,2560X1440,IPS/13.3 inch 1920X1080 ,IPS

X330:  based on X230/x220.

1: mod the screen to: 12.5 2560X1440,sharp IPS . or 13.3 1920X1080 ,sharp IPS.

2: MOD the keyboard to 7-LINE keyboard  (from X220) .

3: MOD the wifi CARD to 80211.AC  (BCM94352) and BT 4.0