Tourists experience traditional culture at the Jiangxiyan Irrigation System site in Longyou County, east China's Zhejiang Province, Aug. 26, 2018. The Jiangxiyan Irrigation System has been added to the World Heritage Irrigation Structures list in August 2018. Longyou County promotes the development of tourism featured with local culture, attracting 6.669 million visits of tourists in the first half of 2018 and generating a total revenue of 4.31 billion yuan (632.39 million U.S. dollars). (Xinhua/Wang Xiaochuan)?