People's Bank of China, 4th series renminbi, 1990, a pair of 100 and 50 yuan, serial numbers QJ95519223 and TD52116293, the former with Mao watermark and the latter with steel worker watermark,(Pick 889b and 888b), both graded PMG 68EPQ Superb Gem Uncirculated (2)..
Estimate: 600 - 1200