Until my flight from Shenyang to Beijing yesterday, I was not aware that there is an extant, albeit small, Catholic population in Tibet. This is kind of like the Jewish community in Keifeng.
http://usa.chinadaily.com.cn/life/2013-10/05/content_17010418.htm
guanxibeijing 
Thanks for continuing to broaden my perspective. Hope you are well.
Thank you much, Jennie! My most recent post tells a bit more. And I hope you are doing well too.