1980-90年中国人民银行第四版人民币1元,2元一对及50元,编号JT23090126 (深蓝编号), FW52066856/871 及UG96928399,分别PMG 67EPQ, 65EPQ, 65EPQ 及 66EPQ。 People s Bank of China, 4th series renminbi, 1980-1990, 1 yuan, 1980, JT23090126 (dark blue serial number), 2 yuan, FW52066856/871 and 50 yuan, UG96928399,(Pick 884bf, 885bf and 888b), PMG 67EPQ, 65EPQ, 65EPQ and 66EPQ respectively (4)