According to the Hubei Provincial Cultural Relics and Archaeology Research Institute’s introduction, researchers discovered music and dance artifacts of the early Spring and Autumn Period(770-476 BC) at Guojiamiao cemetery in Zaoyang, Hubei province. The earliest known zither, chimes frame and other relics, dating to about 2,700 years ago, were unearthed in the remains.

This is the bird's-eye view of the Guojiamiao cemetery excavation area on Dec 30, 2014. [Photo/Xinhua]