KM-P11/4. Summer games set struck in silver with denominations of 15, 20 and 30 (2) Yuan. ARARE set with mintages of only 500 piece for each type. Well matched with three out of the four having 68 grades with the Football issue being the only one to score one point lower. Flashing and brilliant all are quite attractive, the two 30 Yuan pieces showing the mildest of toning which tends to be the case with even the regular thickness versions of this set. Difficult to obtain and sure to please the collector of modern China who obtains it.,NGC PROOF-67 to 68 ULTRA CAMEO...