Performers of the Yandong Shaolin Kungfu troupe perform piercing the glass with needles at the Worker's Cultural Palace, Taiyuan, capital of north China's Shanxi Province, July 6, 2013. The martial art troupe have their performers trained in the renowned Shaolin Temple, and staged performances worldwide in the hope of promoting Shaolin-style martial arts and Chinese culture. (Xinhua/Fan Minda)