Distribution lines of collateral of large intestine meridian:
Collateral of large intestine meridian ascends from neck side, passes angle of mandible and penetrates into ear.
Crossing meridians and collaterals of collateral of large intestine meridian:
Collateral of large intestine meridian crosses stomach meridian, gallbladder meridian and small intestine meridian at Jiache (ST6) acupoint, crosses gallbladder meridian, small intestine meridian and triple energizer meridian at Er acupoint.