1996-97年中国银行$20, $50, $100 及 $1000一组四枚,均ZZ版补票,其中$50较少见,PMG 64-66EPQ。Bank of China, group of 4x replacement notes, $20, 1.1.1996, $50, 1.1.1997, $100 and $1000, 1.1.1996, serial numbers ZZ065961, ZZ018909, ZZ056793 and ZZ021904,(Pick 329b*, 330c*, 331b*, 333c*), PMG 65EPQ, 64, 66EPQ and 66EPQ respectively. The $50 a scarcer replacement date. (4)