CHINA. Sichuan Piaoding. Provincial Certified Ingots. 9 Tael Local Tax Ingot, ND.335.35 gms. BMC-Class-XL, group B. "Zu Se Wen Yin" (Pure fine silver). Two character stamp to left naming the district (Wing) the ingot was made for. Some edge bumps in lip.VERY FINE.Ex: Irving Goodman Collection, Superior Sale, June 1991, Lot #2043