1990年汇丰银行20元(橙柴),幸运号BP888888, PMG66EPQ , 此系列20元发行时间甚短故非常罕有;The Hongkong and Shanghai Banking Corporation, $20, 1.1.1990, solid serial number BP888888, (Pick 197a), PMG 66EPQ Gem Uncirculated. An auspicious solid 8 that is even more desirable on this short lived series