Mahjong is a tile-based game that was developed in the 19th century in China and has spread throughout the world. It is played by four players. The game is played with a set of 144 tiles based on Chinese characters and symbols, 

You do not need prior knowledge of the game.

The late Sue Simms and her husband Michael set up the group. They lived in Hong Kong for 18 months where they played the game regularly.