Prior to the Song Dynasty coins were just a means of wealth storage , and it was only from the Song Dynasty that coins commenced to bring into real play their value measurement as well as the means of circulation and payment.

• 宋代以前的钱币在海南只是作为一种财富贮藏手段,而真正发挥货币的价值尺度、流通和支付手段应始于宋代。