31 weeks breech position depends on the tightness of the belly, some belly is very loose, the possibility of turning over is more likely. You can try in the knee-chest position, which is the kyphosis position, kneeling. First of all, there is no umbilical cord around the neck, no umbilical cord around the case of emptying the bladder, that is, after relieving urine, kowtow position, knees vertical, breasts as far as possible against the bed, buttocks elevated, each kneeling a 15 minutes or so, 1 day 2 times, kneeling 1 week, during this period if the fetal movement has obvious abnormalities stop. Because of the kneeling process, the child will turn the process of the umbilical cord around the neck, around the body, the child there is a certain risk, kneeling process to pay attention to fetal movement, kneeling to about 15 minutes on the line. Before kneeling to empty the bladder, belly to be very tight or uterus has deformities, such as unicorn uterus or saddle uterus, may not kneel over, need to see the situation.