Mahjong Bamboo Rectangle Tile Pendant Bead | 25x17x9mm | Green White | 1 Bead |Green White Mahjong Bamboo Tile Pendant Rectangle Bead for Jewelry Making. The bamboo simple suit is also referred to as sticks. These tiles have bamboo sticks which represent the strings (, so) that ancient copper coins were strung on in sets of 100 (, dio) or 1,000 coins (, gun). The tiles have two through nine sticks on it. The number one tile does not have a bamboo stick on it. Instead, it has a bird sitting on bamboo, so this set is sometimes