The purpose of kindergarten liaison officers' assistance and guidance is to promote teachers' educational concept, understand the process of kindergarten day activities and the transformation of environment creation, which is conducive to complementing each other's advantages and promoting the development of county kindergartens. Kindergarten, formerly known as Kaner Garden, was introduced from Prussia hundreds of years ago. Formerly known as nurseries and kindergartens, it is a pre-school education institution that focuses on the care and education of young children.