Ratings & Reviews performance provides an overview of what users think of your app. Here are the key metrics to help you identify how your app is rated by users and how successful is your review management strategy.
2.5Tu Sac (Tứ Sắc - Four Colors) is a popular Vietnamese game played with chess cards. The objective of the game is to organize a hand of cards into a combination of valid Tu Sac sets of cards through a process of melding new cards into the hand and discarding out trash cards. It is known as Si Se Pai (which also means four colors) in Chinese. Refer to http://en.wikipedia.org/wiki/Four_Color_Cards for more information
