1915年财政部平市官钱局20枚,京兆地名,编号657879,PMG 64。Market Stabilisation Currency Bureau, 20 coppers, 1915, Ching Chao overprinted on Shantung, serial number 657879, black, purple and blue, Summer Palace at left, Temple of Heaven at right,(Pick 600a), PMG 64 Choice Uncirculated