A free program for Android, by oxsoft.
Qing Yi Se is a free mahjong game for iPhone. You can play it in your free time. If you're an expert, you can play at the same time to improve your skills. You're going to be given some questions.
It is very simple. You can play it anytime you want. You just need to tap the screen to remove the tiles. The rules are very simple. You have to tap the tiles to remove them. You can find out what the rules are by looking at the screen. You can tap the tile to see what is on it.
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