Firstly, sexual impurity should be avoided and if a sexual partner tests positive for mycoplasma infection, both partners should be actively treated to avoid cross-infection. Women should actively engage in appropriate physical exercise after pregnancy, supplement their nutrition to improve their resistance and pay attention to ventilation indoors. Pay attention to cleanliness, change underwear regularly, avoid using public bathrooms and public supplies that are not fully disinfected, and do not go to overcrowded places.