Bladder 25 大腸兪 (Da chang-shu/Dai-chō-yu) Bladder 25 Acupuncture Point 大腸兪 Da chang-shu (Chinese) / Dai-chō-yu (Japanese) Location: One and a half cun from the midline, below the spinous process of the forth lumber vertebrae. Point Energetics: Back Transporting point of the Large Intestine Share this:TwitterFacebook