I've been very happy with
They'll fix you on a Beijing-Ningbo with no problem.
Interestingly, they couldn't match what United was offering me for ORD
, and they were very forthright about it. They got me what I wanted inside China, plane this way, train that way...
I recommend them, especially Vivian Bao, at the L.A. office (and I dealt with her from Pennsylvania).
I've flown thousands of miles and I can tell you it's a lot safer than crossing the street!