2015-03-23 10:41 Ecns.cn Web Editor:Yao Lan Residents search for valuables after an excavator found copper coins while dredging a river in Yancheng city, East China’s Jiangsu province, March 21, 2015. Archaeologists said the copper coins are from the Tang and Song dynasties and are cultural relics that come under state protection. Local police and cultural departments have joined forces to stop the illegal excavation and also collect any discovered copper coins. (Photo)
