A villager displays apples for tasting during the "apple conference" held at a village in Mainling County of Nyingchi City, southwest China's Tibet Autonomous Region, Oct. 26, 2019. The "apple conference", a training session on the apple business, was held here on Saturday, where more than 20 technicians from Qamdo, Shannan and Nyingchi as well as local villagers received on-site training provided by specialists and discussed about new species and technologies. Photo: Xinhua

Xie Hongjiang (R front), a researcher from Sichuan Academy of Agricultural Sciences, distributes newly-picked apples to villagers during the "apple conference" held at a village in Mainling County of Nyingchi City, southwest China's Tibet Autonomous Region, Oct. 26, 2019. The "apple conference", a training session on the apple business, was held here on Saturday, where more than 20 technicians from Qamdo, Shannan and Nyingchi as well as local villagers received on-site training provided by specialists and discussed about new species and technologies. Photo: Xinhua

Photo taken on Oct. 26, 2019 shows the "apple conference" held at a village in Mainling County of Nyingchi City, southwest China's Tibet Autonomous Region. The "apple conference", a training session on the apple business, was held here on Saturday, where more than 20 technicians from Qamdo, Shannan and Nyingchi as well as local villagers received on-site training provided by specialists and discussed about new species and technologies. Photo: Xinhua

Villagers prepare apples for tasting during the "apple conference" held at a village in Mainling County of Nyingchi City, southwest China's Tibet Autonomous Region, Oct. 26, 2019. The "apple conference", a training session on the apple business, was held here on Saturday, where more than 20 technicians from Qamdo, Shannan and Nyingchi as well as local villagers received on-site training provided by specialists and discussed about new species and technologies. Photo: Xinhua

Aerial photo taken on Oct. 26, 2019 shows the "apple conference" held at a village in Mainling County of Nyingchi City, southwest China's Tibet Autonomous Region. The "apple conference", a training session on the apple business, was held here on Saturday, where more than 20 technicians from Qamdo, Shannan and Nyingchi as well as local villagers received on-site training provided by specialists and discussed about new species and technologies. Photo: Xinhua