The arc wall is not only a space partition, but also a component of the supporting structure. Boundless learning space, ubiquitous reading environment, indoor and outdoor through the three-dimensional atmosphere of integration, By the end of 2019, the kindergarten have been completed and became a kindergarten that can accommodate 390 children aged 1.5 to 6. In such an environment, children will have an inclusive and true understanding of nature and history, and will also leave the most unique memory of Beijing quadrangle kindergarten.