It is recommended to come back after birth.
Actually, parents-to-be don't need to hurry to name their baby before it is born, and they don't have to worry about having no time. After the baby is born, the hospital will give parents a period of time to name their baby, which is enough for parents-to give their baby a name that fits the baby and sounds loud.
The advantages of naming after birth are: the eight characters and five elements of a baby's birth will be determined, and birthdates is the year, month, day and time when the baby was born. This time is the time when the baby came into the world and came into contact with nature, which determines the vitality of the baby. Strong, weak or defective vitality has a great influence on the baby. If the predestination is too strong, too weak or defective, it will lead to the baby's health and other deficiencies, which needs the luck of the day after tomorrow, that is, the name.