Students bow to each other during a class on Chinese traditional etiquette at the Guqin Association in Liaocheng, East China's Shangdong province, Jan 22, 2015. The students come from the School of Foreign Languages of Liaocheng University, and they experienced the charm of Chinese civilization by learning the guqin, a seven-stringed instrument, and Chinese traditional etiquette. [Photo by Wang Denghu/asianewsphoto.com]