CHINA. Yunnan. Tael, ND (1943-44). PCGS AU-58 Gold Shield. L&M-433; K-940; KM-A2; WS-0702; Lec-324. Struck for use in the French Indo-China opium trade, this popular type exhibits just a hint of light wear and handling, though also retains a good deal of lustrous brilliance. PCGS AU-58 Gold Shield.