The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From XIDONG XUANYUAN:
How to Play: - Just tap two or more blocks of the same color. - There is no time limit, but each stage has target points to proceed to next stage. Tips on Scoring: - Remember just two rules below: 1. The more blocks you pop, the more score you will get 2. Try to clear all block, you will get a lot of bonus.