Farmers in Xintian county, Yongzhou, Central China’s Hunan Province sort and pack selenium-rich navel oranges on December 18, 2022. The county relies on the advantages of selenium-rich resources to vigorously promote the cultivation of navel oranges, watermelons, fresh peaches and other fruits through a combination of online and on-site sales, the development of rural tourism and leisure agriculture, to broaden the sales channels for fruit farmers.