Loading Conceptually similar View more with similar tones Document Date: July 09, 2017 Water purification equipment by Emefcy is seen at a school campus in Changzhou, Jiangsu province, China June 20, 2017. Picture taken June 20, 2017. REUTERS/David Stanway Select usage How do you intend to use this asset? System ID: RTX3AOKU IMAGE ID RC1704A0E500 Size: 4416px × 3312px File Size: 5.42 MB Photographer: David StanwayCountry: ChinaCity: ChangzhouTags: ENVRelated Images: View MoreAdd to lightboxAdd to cartBuy/download