Founded in 2017, zhang han sen junior has been actively engaged in children's theoretical excavations and innovations to improve their wider application in clinical, community and family settings, with the aim of providing quality services to health practitioners. Zhang han sen junior is currently involved in the acquisition of industries, and the university consortium has set up a practical training base for children in higher education institutions to train companies in highly qualified technical services. They have their own physical shops, regularly go to kindergartens, parks and training institutions to organize consultations. Zhang han sen's son, as an effective advocate of the 2015 national proposal to "promocate medicine as soon as possible and reduce overuse of drugs" and the policy of full liberalization of the second child, in order to implement the chinese dream of achieving the great revival of the chinese nation, and in order to enable more young children with their ow...