The invention relates to the field of child health care management medical treatment, in particular to a child health care management method based on big data. The method comprises the following stepsof a step of filing for children, wherein basic information of the filing children is acquired, and electronic files of the children are established according to the basic information; a step of sortmanagement for the files, wherein management types of the filing children are analyzed, basic information arrangement templates are set, and according to the management types, the arrangement templates are selected for the electronic files of the children for being sorted; a physical examination data collection step, wherein physical examination templates are set according to the management types, and according to the management types, the physical examination templates are selected for physical examination data collection; a physical examination data import step, wherein access to an LIS andan HIS is conducted for reading physical examination data, and the physical examination data is imported into the physical examination templates. The method solves the problems that due to information barriers among hospital systems, establishment and management for electronic medical records and the electronic files are inconvenient, and the cost is high.