Thinkpad X210

Like the X62, the X210 is made by 51NB, a group of enthusiasts in Shenzhen. The X210 is an X201 chassis with:

The X210 is sold as either a motherboard that you install into your own chassis or as a barebones laptop where you bring your own RAM, SSD, and battery. Instead they make laptops with integrated batteries, fewer ports, soldered RAM, sub-par keyboards, and touchbars.

Source: geoff.greer.fm