Shou Nian (手捻)In other words, this is a crystal keychain accessory that allows one to twirl and use it to curb finger fidgeting (in style). "" (shu nin) refers to a traditional Chinese practice that involves using your fingers to rotate or manipulate a small object, typically a bead or a small stone. The word "" means "hand," and "" means "to twist" or "to turn." "" is essentially a method of using your hands to twist or rotate an object, often for calming,