CHINA. Shaanxi Caoding. Provincial Trough Ingots. 4 Tael Local Tax Ingot, ND.150.59 gms. BMC-Class-XLII, group G, cf.#517. "Zhou Zhi Kuang Xing" (Zhouzhi County, name: Kuang Xing).VERY FINE.Ex: Daniel Ching Collection, Semans Sale, June 1991, Lot #595