LUOYANG, CHINA - APRIL 02: (CHINA OUT)
Hand Over Mobile Phones Before Class
Mobile phones are seen in front of a classroom as students hand over before class at Luoyang Institute of Science and Technology on April 2, 2014 in Luoyang, Henan Province of China. Student put their mobile phones in bags that are marked with their student IDs before class. This is to make the students pay more attention on courses.