sl/51nb OK, china.

X210

ThinkPad X210

reviews

http://www.cnmod.cn/2019/06/05/51nbs-x210-review-a-faithful-recreation/

https://geoff.greer.fm/2019/03/04/thinkpad-x210/

https://pcper.com/2018/07/51nb-thinkpad-x210-mod-review-from-an-alternate-reality/

https://mobile.twitter.com/jcs/status/1039624550168842241

variants

http://plan9.stanleylieber.com/hardware/thinkpad/x210/pre-1st-gen-1920x1200/

http://plan9.stanleylieber.com/hardware/thinkpad/x210/3rd-gen-2880x1920/