Altered Coin Item Number: Edz2716 from the MOA: University of British Columbia
Round, 4 sided hole in centre, rim around outer edge and centre hole, obverse 4 characters, 1 character on reverse. Xingchao tongbao (top-bottom-right-left) in Chinese characters on obverse; gong bottom (mintmark) in Chinese characters on reverse. Rim pits, depressions; centre hole not square; file marks.
Normal sized circulating coin