Coin Item Number: Edz3622 from the MOA: University of British Columbia
Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, reverse has 2 characters. Jiading tongbao (top-bottom-right-left) in Chinese characters on obverse; reverse shi (10) top, er (2) bottom, meaning 12. Extra metal in centre hole
Large sized circulating coin, value 2