January 12, 2002
Click image to enlarge
Guang Xu Tong Bao (top bottom right left) - reign title (1875-1908) of the Qing dynasty.
Manchu boo guang (left right) - Guangdong mint
Two counterstamps S S (top bottom)
It is a common machine struck (milled) cash coin issued in Guangdong province (Krause KM189.1) in the period 1890-1908. But there are two reverse counterstamps meaning of which is unknown.
Chinese Coinage Web Site