Since the initiative of the former Ministry of health in 1990, May 20 every year has become the "national breastfeeding Publicity Day".This is an important day for the protection and promotion of breastfeeding in China. It aims to call people's attention to and support the concept of "breastfeeding". It is also a festival dedicated to all breastfeeding mothers and babies.Today is the 31st "national breastfeeding Publicity Day", and "mother's milk, mothe