A worker sorts the products at a black garlic factory in Jingxian County, north China's Hebei Province, Aug. 19, 2019. The black garlic processing industry developed rapidly in Jingxian County bringing employment opportunities to local people. (Xinhua/Li Xiaoguo)

　　Workers pack the products at a black garlic factory in Jingxian County, north China's Hebei Province, Aug. 19, 2019. The black garlic processing industry developed rapidly in Jingxian County bringing employment opportunities to local people. (Xinhua/Li Xiaoguo)

　　Workers pack the products at a black garlic factory in Jingxian County, north China's Hebei Province, Aug. 19, 2019. The black garlic processing industry developed rapidly in Jingxian County bringing employment opportunities to local people. (Xinhua/Li Xiaoguo)