江苏北人(688218)销售毛利率(%)变化趋势
报告期销售毛利率(%)比上期变化(%)
2019-06-3025.200.33
2018-12-3124.870.70
2017-12-3125.580.58
2016-12-3126.150.06
2014-12-3126.211.91
2013-12-3124.31
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