It looks like both yx.com and qn.com have changed hands in China. According to Ename.cn yx.com was sold for mid eight figures.
Translation courtesy of China Mobi
YX.com was sold for mid 8 figures (RMB). YX is a big money name as it stands for:
This domain name was sold to a mysterious buyer in 2013 for 2 to 3m RMB. In 2014 it was turned into a game site. Earlier this year it was sold again for close to 10m RMB. The increase in its price is just amazing!
QN.com was sold for 6.66 RMB or $1,038,294
Earlier, wq.com was sold for 7m RMB in an auction at the eName 10th Anniversary event.