报告日期,2019-12-31,2018-12-31,2017-12-31,2016-12-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31,2010-12-31,2009-12-31, 应收账款周转率(次),3.39,3.89,4.01,4.45,4.88,4.44,8.15,8.86,9.57,9.11,6.61, 应收账款周转天数(天),106.13,92.56,89.69,80.86,73.73,81.09,44.18,40.65,37.62,39.51,54.5, 存货周转率(次),2.11,2.31,2.71,5.24,11.77,4.31,7.08,31.99,95.33,62.01,42.02, 固定资产周转率(次),0.58,0.64,0.83,1.15,0.96,0.5,0.4,0.37,0.36,0.37,0.14, 总资产周转率(次),0.23,0.24,0.25,0.29,0.29,0.22,0.2,0.2,0.21,0.17,0.14, 存货周转天数(天),170.76,155.54,132.99,68.65,30.58,83.46,50.83,11.26,3.78,5.81,8.57, 总资产周转天数(天),1592.92,1503.13,1446.95,1251.74,1229.09,1619.43,1771.65,1812.69,1721.66,2136.5,2656.83, 流动资产周转率(次),0.93,0.91,0.89,1.23,1.58,0.88,0.63,0.72,1.31,0.77,50.73, 流动资产周转天数(天),386.35,395.08,402.37,291.9,227.47,410.87,574.99,499.31,274.77,467.35,7.1, 经营现金净流量对销售收入比率(%),0.27,0.16,-0.03,0.09,0.05,0.06,0.09,0.15,0.48,0.64,0.59, 资产的经营现金流量回报率(%),0.06,0.04,-0.01,0.02,0.01,0.01,0.02,0.03,0.08,0.08,0.08, 经营现金净流量与净利润的比率(%),45.13,16.1,-0.8,2.96,0.32,0.19,0.26,0.44,1.71,1.94,2.69, 经营现金净流量对负债比率(%),0.11,0.07,-0.01,0.04,0.03,0.03,0.08,0.1,0.15,0.2,0.18, 现金流量比率(%),13.31,9.16,-1.92,5.1,4.2,3.25,9.87,13.75,27.73,37.5,41.12,