Villagers take care of lotus flowers in a greenhouse at Caotangtuo Village of Luanzhou City, north China's Hebei Province, Aug. 12, 2020. Flower industry has helped increase incomes for local villagers. (Photos: Xinhua/Mu Yu)

Villagers take care of lotus flowers in a greenhouse at Caotangtuo Village of Luanzhou City, north China's Hebei Province, Aug. 12, 2020. Flower industry has helped increase incomes for local villagers.

A villager checks the growth of roses in a greenhouse at Caotangtuo Village of Luanzhou City, north China's Hebei Province, Aug. 12, 2020. Flower industry has helped increase incomes for local villagers.