Sachets for the upcoming Chinese traditional Duanwu Festival are seen at a factory in Yuncheng, north China's Shanxi Province, on June 1, 2019. Duanwu Festival, also called Dragon Boat Festival, is traditionally celebrated on the fifth day of the fifth month on Chinese lunar calendar. (Xinhua/Cui Songliang)

Sachets for the upcoming Chinese traditional Duanwu Festival are seen at a factory in Yuncheng, north China's Shanxi Province, on June 1, 2019. Duanwu Festival, also called Dragon Boat Festival, is traditionally celebrated on the fifth day of the fifth month on Chinese lunar calendar. (Xinhua/Cui Songliang)

A worker arranges sachets for the upcoming Chinese traditional Duanwu Festival at a factory in Yuncheng, north China's Shanxi Province, on June 1, 2019. Duanwu Festival, also called Dragon Boat Festival, is traditionally celebrated on the fifth day of the fifth month on Chinese lunar calendar. (Xinhua/Cui Songliang)

A woker makes sachets for the upcoming Chinese traditional Duanwu Festival at a factory in Yuncheng, north China's Shanxi Province, on June 1, 2019. Duanwu Festival, also called Dragon Boat Festival, is traditionally celebrated on the fifth day of the fifth month on Chinese lunar calendar. (Xinhua/Cui Songliang)