1920-24年上海铝制代用币。两枚。 (t) CHINA. Shanghai. Duo of Aluminum Tokens (2 Pieces), ND (ca. 1920-24). Both PCGS Certified. 均为Tong K. Wing发行。 1) "5" Token (5 Chiao?). PCGS AU-53.<p>2) "1" Token (1 Dollar?). PCGS MS-61.<p>Both pieces issued for Tong K. Wing.<p>