Knee joint pain, hemiplegia due to stroke, leg pain and weakness, red and swollen knee.

On the lower front part of the thigh, beside the Stomach meridian's Ridge Mound (ST-34) acupoint, 1.5 cun on each side, with two acupoints on one side, totaling four acupoints on both sides.

Sit upright with knees bent. From Ridge Mound (ST-34) (refer to "Ridge Mound"), measure 1.5 cun (two transverse fingers) to the left and right, totaling four acupoints on both sides.