Wang Yue, Dao Ming Si's aunt that lived in London was played for Shan Cai's mother in original Meteor Garden (2001)
In the first episodes the card game played by the F4's mentioned is Bridge. In later episodes it's translated to Poker. When the game is finally played it is translated again to Bridge.
Hua Ze Lei pastel and light colored outfits reflects his cold personality at the same time sweetness and innocence that match up his character.