I noticed my test results for the testing center in china has been really slow performance wise. Thus, I decided to run a quick test with your domain to see how you performed with this center.
How does the same graphic show up as using a CDN on one test and the other does not? For example, the following graphic does this:
I recently joined maxcdn and my test results are doing the same thing depending which center I test at. I was thinking the dns might not be propagated around the world yet but your cdn subdomain with maxcdn has been up for awhile now so it has me wondering.