By Xinhua writer Tian Ying
NANNING, Aug. 7 (Xinhua) -- In a scenic spot nestled among the verdant karst hills of south China's Guangxi Zhuang Autonomous Region, a band of five men and a woman are putting on a pop concert, dressed in embroidered ethnic costumes.
These amateur musicians of the Zhuang ethnic group are playing not only modern-day guitars, a keyboard and a drum kit, but also a couple of two-st
