In 1993, ms. Wang dynasty, the founder of the chongqing pedagogical investment limited, founded the south lawn experimental kindergarten (public kindergarten, model kindergarten in chongqing city). In 1999, the group began working with lung lake estate to create private kindergartens, and the educational experience has been well received by the chongqing city education council and many parents. As part of its growing efforts, the group has continued to attract high-quality personnel, working in partnership with prominent enterprises such as long lake estate and vanko estate, and in 2013, it formally established the corporation for investments in education, registering the shanghai education brand, introducing the international advanced pre-school concept and curriculum, and extending the pre-school curriculum to 0 years of age, creating a complete one-stop pre-school system for 0-6 years of age. The company currently operates 16 kindergartens and four early-schools, as well as a nursing institution. The company's headquarters has an autonomous teaching and research team and management system and, as the pre-school education career continues to develop, tatsung will continue to strengthen teaching, research and development and management norms in order to bring quality education to a larger number of families with a deliberate service and lead to the progressive development of the pre-school education sector. Tatmadaw has focused on serving children aged 0-6 years and their families. There are currently 15 high-end kindergartens and two specialized early schools. Early school districts have nearly 3,000 square metres of open and comfortable space, 500 square metres of sand ponds, european imported teaching aids, a combination of middle and foreign teaching in a bilingual teaching environment, and more than 10 high-quality pro-child courses. It is an accredited model early teaching base for the south coast commission and a member of the naeyc association of the united states and a professional internship for early teaching at kaiblan university, canada。