Tourists view flowers at an orange orchard in Yangmei Village of Nanfeng County, east China's Jiangxi Province, April 23, 2019. Nanfeng County has developed tourism by building more than 30 orange orchards of 11,667 hectares as a way to attract tourists. (Xinhua/Wan Xiang)

Tourists view flowers at an orange orchard in Yangmei Village of Nanfeng County, east China's Jiangxi Province, April 23, 2019. Nanfeng County has developed tourism by building more than 30 orange orchards of 11,667 hectares as a way to attract tourists. (Xinhua/Wan Xiang)

Tourists play tai chi at the Guanbishang tangerine garden in Nanfeng County of east China's Jiangxi Province April 23, 2019. Nanfeng County has developed tourism by building more than 30 orange orchards of 11,667 hectares as a way to attract tourists. (Xinhua/Wan Xiang)

Tourists take photos at an orange orchard in Yangmei Village of Nanfeng County, east China's Jiangxi Province, April 23, 2019. Nanfeng County has developed tourism by building more than 30 orange orchards of 11,667 hectares as a way to attract tourists. (Xinhua/Wan Xiang)