Bladder July 8, 2020 0 comments BL 28 – PANGGUANGSHU Bladder Meridian Acupuncture Point BL 28 – Chinese name: PANGGUANGSHU Location 1.5 cun lateral to the posterior midline, on the level of the second sacral foramen. Indications Low back pain. Alterations of urination. Kidney lithiasis (moxa).