Just watch this video at Mr. Blurry Cameraphone-man's blog (blog entry here, in Simplified Chinese) and it is really astonishing and amazing!
(Direct URL: http://player.youku.com/player.php/sid/XMTM0OTY3NjQw/v.swf)
What an eye opener!!
P.S. If the above video links (embedded or not) don't work, just copy and paste the Shockwave Flash (.swf) link and view it in a new tab/window. Or alternatively, just click on Mr. Blurry Cameraphoneman's blog entry and you should be able to watch it.