Ban Liang Coin(Half Liang Wu Zhu Coin(Five Zhu) Qin Dynasty ---Han Dynasty ---1 kilogram=20 Liang ---1 kilogram=480 Zhu 同游大学Ban Liang Coin ( Half Liang ) --- Qin Dynasty ---1 kilogram= 20 Liang Wu Zhu Coin (Five Zhu) --- Han Dynasty ---1 kilogram= 480 Zhu