拍品描述： China - Dynasties。NORTHERN ZHOU: Anonymous, 557-581, AE cash (4.42g), H-13.30, wu xing da bu, EF, ex Zhao Quanzhi Collection. The legend translates as "The Large Coin of the Five Elements [metal, wood, water, fire, and earth]" and these were issued in 574 by Emperor Wu. They were intended to be worth ten Bu Quans. Illegal coining soon produced specimens of a reduced weight and the authorities banned the use of this coin in 576. This inscription is frequently found on amulets.