I didn't know there is Laotian in Guangzhou China that far from Yunnan Province and Laos.

(Part 1) http://www.youtube.com/watch?v=bX-qLmSCwVs

(Part 2) http://www.youtube.com/watch?v=pVsATB-TcCk...feature=related

http://www.youtube.com/watch?v=SbiGP1fCaic...feature=related

http://www.youtube.com/user/chommany#p/a/u/0/5ZYnXhYdTgI

Of course you didn't know.

My dad said that during the war, some Laos refugees were sent to China.

Some Hmong were sent back to China as well.

This clip I think they are talking about Gaeo"Viet people" in Laos. http://www.youtube.com/user/chommany#p/a/u/0/5ZYnXhYdTgI

Students studying abroad.

yep, Guangzhou is where most of the international students from Laos go study in China.