江苏北人(688218)销售成本率(%)变化趋势
报告期销售成本率(%)比上期变化(%)
2019-06-3074.800.33
2018-12-3175.130.70
2017-12-3174.420.58
2016-12-3173.850.06
2014-12-3173.791.91
2013-12-3175.69
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