[{"sale_price":1058,"disc":301,"prod_count":6,"sale_month":"202010","avg_price":176,"avg_disc":50},{"sale_price":420,"disc":120,"prod_count":2,"sale_month":"202011","avg_price":210,"avg_disc":60},{"sale_price":180,"disc":"51","prod_count":1,"sale_month":"202012","avg_price":180,"avg_disc":51},{"sale_price":180,"disc":"51","prod_count":1,"sale_month":"202102","avg_price":180,"avg_disc":51}]
最近成交價(折扣)