A staff member of the local environment protection bureau displays a micro aerial vehicle at Lixia district in Jinan city of east China's Shandong province on Aug. 14, 2014. Micro aerial vehicles are used by the bureau to perform environment monitoring and pollution inspection missions. [Photo: China News Service / Zhang Yong]
Copyright ©1999-2018
Chinanews.com. All rights reserved.
Reproduction in whole or in part without permission is prohibited.