Volunteers in a university in Liaocheng city, East China's Shandong province painted red ribbons on the sides of their hands during an awareness campaign to mark World AIDS Day, which aims to raise public awareness and support for HIV/AIDS patients and their families, Nov 29, 2015.[Photo/IC]

A volunteer from a university in Liaocheng city, Shandong province, uses her hands to imitate the red ribbon form during an awareness campaign to mark World AIDS Day, Nov 29, 2015. [Photo/IC]