Tongcaohua Venture Base of Tongling National Agricultural Science and Technology Park, Shun 'an Town, Yi 'an District, Tongling City, Anhui Province. Tongling Peony Processing Base has a pioneering base of copper grass flowers in Tongling National Agricultural Science and Technology Park, Shun 'an Town, Yi 'an District, Tongling City, Anhui Province. Gansu Zhongchuan Peony Industry Co., Ltd. is engaged in peony planting, research and development and export of peony deep-processed products, and now invites peony industry projects to join us.