Caozhou Baihuayuan is located in the north of Hongmiao Village, Mudan District, Heze City, Shandong Province, a national AA-level tourist attraction. Baihua Garden was built in Jiajing during the Ming Dynasty. The original name was "Wanhua Village". It was known as "Peony Treasure Park" because of its wide variety of peony. There are more than 100 precious peony plants with more than 100 years of age in the 100 gardens.