Photo taken on Nov. 4, 2017 shows vegetable greenhouses in Xiemai Village of Dengqen County in Qamdo, southwest China's Tibet Autonomous Region. Local government developed greenhouse vegetable planting industry in its poverty alleviation work in recent years. They organized professional planting and operation management trainings for farmers and herdsmen. The project has lifted 66 people of 17 families out of poverty through greenhouse vegetable planting. [Photo/Xinhua]

Villagers clean a vegetable greenhouse in Xiemai Village of Dengqen County in Qamdo, southwest China's Tibet Autonomous Region, Nov. 4, 2017. Local government developed greenhouse vegetable planting industry in its poverty alleviation work in recent years. They organized professional planting and operation management trainings for farmers and herdsmen. The project has lifted 66 people of 17 families out of poverty through greenhouse vegetable planting. [Photo/Xinhua]

Photo taken on Nov. 4, 2017 shows vegetable greenhouses in Xiemai Village of Dengqen County in Qamdo, southwest China's Tibet Autonomous Region. Local government developed greenhouse vegetable planting industry in its poverty alleviation work in recent years. They organized professional planting and operation management trainings for farmers and herdsmen. The project has lifted 66 people of 17 families out of poverty through greenhouse vegetable planting. [Photo/Xinhua]