Farmers pick apples at an orchard in Shanyang Village of Jichang Township in Jixian County, Linfen, north China's Shanxi Province, Oct. 10, 2018. In recent years, Jixian County has been promoting apple planting to help local farmers increase income. (Photos: Xinhua/Yang Chenguang)

A farmer packs apples at an orchard in Shanyang Village of Jichang Township in Jixian County, Linfen, north China's Shanxi Province, Oct. 10, 2018. In recent years, Jixian County has been promoting apple planting to help local farmers increase income.

A farmer packs apples at an orchard in Shanyang Village of Jichang Township in Jixian County, Linfen, north China's Shanxi Province, Oct. 10, 2018. In recent years, Jixian County has been promoting apple planting to help local farmers increase income.

A farmer picks apples at an orchard in Shanyang Village of Jichang Township in Jixian County, Linfen, north China's Shanxi Province, Oct. 10, 2018. In recent years, Jixian County has been promoting apple planting to help local farmers increase income.