The height and weight standards for 1-year-old babies are: the standard weight for boys is 9.1kg-11.3kg and the standard height is 73.4cm-78.8cm; the standard weight for female babies is 8.5kg-10.6kg and the standard height is 71.5cm-77.1cm. the height and weight of babies are regulated by the law of growth and development, the average length of a newborn baby is 50cm. the 1st The fastest growth in height in the first year, 1-6 months of average monthly growth of 0.5cm; 7-12 months of average monthly growth of 1.5cm; a week after the age of 25cm height growth than at birth; about 1.5 times the birth, in the second year after birth baby height growth began to slow down, the average annual growth of 10cm-12cm; after two years old to puberty height growth of an average of 6cm-7cm per year. So the baby’s height should be greater than 5cm per year after the age of 2, depending on the genetic factors of the parents, the genetic height of the parents’ family, to decide whether the height is normal and the weight is normal.