Laptop in wooden box project (Lenovo x220 + 10" LCD)

I have an old Lenovo x220 motherboard. And i found 10 inch LED panel, works together :)
I buy keyboard, power supply, WiFi card, LED cable and wooden box, i want make my small boxed laptop (Buylist : speakers, camera, bluetooth, WiFi antenna, maybe battery too).
Already founded in my "trash" drawer - hdd and memory, maybe i install OS on SSD, and second drive connect with SATA->USB enclosure.

DONE :
1 step : LCD panel mount (LCD panel thickness 6mm, hole for M3 screws)
2 step : power cabl