Expert profile: Liu Jinsong, director of the delivery room of the 202nd Hospital of the People\’s Liberation Army, deputy chief physician, and member of the Obstetrics and Gynecology Society of Shenyang Military Region. After the Lunar New Year, many expectant parents want to take advantage of the auspicious meaning of \”success and fame\” to choose a day for cesarean section and symbiosis. In fact, the birth of a baby is a process of maturation, but blindly premature cesarean section is a \”hard choice\” and is harmful to the health of the mother and the newborn.