Chest center

1. The center of the chest between the nipples. The Magic Pivot (灵枢 líng shū, hǎi lùn) states, The chest center is the sea of qì.

2. The pericardium. Plain Questions (素问 sù wèn, líng lán mì diǎn lùn) states, The chest center holds the office of minister and courier; from it joy and pleasure emanate.