On 5th to 9th November 2015 during the 22nd China Yangling Agricultural Hi-tech Fair （CAF） the College selected 400 youth volunteers to serve the CAF exhibitors and serving divisions, including organizing committee, exhibition office, reception office, publicity office, information and training office, industry promotion division, security and integrated law enforcement office, etc.

　　36 volunteers from Urban Rail transit Engineering Department served at Yangling train station. They work from 8 a.m. to 8 p.m. for the 22nd CAF, assisting train station staff to evacuate passengers, maintain order, security check, check tickets, auto-ticket machine, deliver CAF leaflet, information consulting and keep sanitation.