Mahjong is a traditional Chinese game for four people, where players attempt to make combinations of decorated game pieces. Mahjong is a very elaborate game, and mastering it can take much practice. Mahjong requires both experience of the game and mathematical ability to win. A winning strategy requires complex calculations on probability.
Iran is known for being the successor to the Persian empire, keeping its history and traditions. Gambling in Iran is illegal and the laws are influenced by the Islamic religion. This includes online gambling. Iran has placed strict restrictions on internet usage censoring a lot of content, including foreign gambling websites.