China. Lot of Olympic 20 Yuan and 30 Yuan, 1980. 20 Yuan KM-34 Wrestling (3 pieces); 30 Yuan's KM-24 Biathalon skier (3 pieces), KM-35 Horse racing (4 pieces), KM-36 Soccer (5 pieces). Sold as is, no returns. Lot of 15 coins. Choice Brilliant Proof.
Estimated Value $600 - 800.