1979年中国银行外汇兑换券伍拾及壹佰圆。两张样张。(t) CHINA--PEOPLES REPUBLIC. Lot of (2). Bank of China. 50 & 100 Yuan, 1979. P-FX6s. Specimens. Foreign Exchange Certificates. PMG Superb Gem Uncirculated 67 EPQ. 分别有伍拾及壹佰圆的外汇兑换券,高评SGU 67Q。A duo of 50 & 100 Yuan high grade specimen Foreign Exchange Certificates, both of which are in SGU 67Q grades.