Changyi Green Expo Park will hold the Northern Green Nursery Fair from September 21 to October 7 every year. In addition to the convention and exhibition center, there are also folk classical gardens, Chongsheng Pagoda, Tianyin Pavilion and other attractions. There is also a well-known Chinese flower arranging college in China, only using plants that meet the natural growth of the season as flower materials, I have seen many flowers, I have not seen a long experience!