The big sanxian is a plucked stringed musical instrument of Mongolian, Manchu, and Han nationalities. It is named after Zhang's three strings. Popular in Inner Mongolia, Liaoning, Jilin, Heilongjiang, Hebei, Henan, Shandong, Shanxi, Shaanxi and other provinces. The big sanxian is one of the oldest stringed instruments in the world invented and created by the ancestors of northern my countr...