[danielf]

Originally Posted by Damien

The owners are morons. Cardiff are not going to become popular in the far east because they wear red. The owners have looked at the clubs that do well in Asia (United, Liverpool, Arsenal) and have concluded it must the be shirt colour! There are other reasons those clubs are well known internationally....

The colour red symbolized luck and good fortune in China and some other Asian countries. There are certainly other reasons, but it wouldn't surprise me at all if the shirt colour contributes.