To record menstrual period, you can use Meiyou to improve the knowledge and methods of menstrual adverse reactions. During the pregnancy period, record your own physical condition through Meiyou to achieve a good state of pregnancy preparation and infer the best pregnancy period. During pregnancy, record your physical state of pregnancy every day, learn relevant knowledge to ensure the normal development of the fetus. In the childcare period, through Meiyou to ask other users to educate their children's experience or share their own childcare experience, you can also show off the baby.