Villagers harvest tea leaves at a tea garden in Guiyang, southwest China's Guizhou Province, March 23, 2020. Local farmers are busy harvesting tea leaves as the weather getting warmer. (Xinhua/Yang Wenbin)

A villager airs newly-picked tea leaves in Guiyang, southwest China's Guizhou Province, March 23, 2020. Local farmers are busy harvesting tea leaves as the weather getting warmer. (Xinhua/Yang Wenbin)

A villager picks tea leaves at a tea garden in Guiyang, southwest China's Guizhou Province, March 23, 2020. Local farmers are busy harvesting tea leaves as the weather getting warmer. (Xinhua/Yang Wenbin)

Villagers weigh newly-picked tea leaves in Guiyang, southwest China's Guizhou Province, March 23, 2020. Local farmers are busy harvesting tea leaves as the weather getting warmer. (Xinhua/Yang Wenbin)