Students hand in phones before class
china.org.cn / chinagate.cn, October 21, 2016 Adjust font size:
A bag storing students' mobile phones hangs next to the blackboard in a classroom of a vocational and technical school at Tonglu County on October 19, 2016 in Hangzhou, Zhejiang Province. The vocational and technical school hung storage bags in every classroom to collect students' mobile phones before each class. [Photo/VCG]