Nuannuan Shuiyuan Farm is located near Nuannuan Bangpu. The owner of the plantation advocates nature and the spirit of environmental protection, emphasizing the protection of whole earth with a way of nature, not to use pesticides and chemical product. The owner pays a great attention to the quality of water because he knows that the quality of clean water is an important principle and people can drink it healthy. In the plantation, we can see that the owner gives care to environmental protection. In the plantation the owner also plants Toona sinensis, offering the service of selling Toona sinensis. It is very healthy with a smooth taste.