报告日期,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2014-12-31,2014-06-30,2013-12-31,2012-12-31,2011-12-31, 应收账款周转率(次),0.99,0.44,2.27,1.72,1.16,0.59,2.45,1.72,1.1,0.44,2.47,1.97,1.33,0.66,3.13,2.41,1.6,--,3.11,--,4.06,1.95,3.62,4.41,3.48, 应收账款周转天数(天),182.15,203.71,158.68,157.24,155.19,152.57,146.78,157.13,163.16,206.09,145.81,137.01,135.02,135.38,115.02,112.04,112.17,--,115.75,--,88.61,92.48,99.45,81.6,103.31, 存货周转率(次),1.87,0.85,4.1,2.81,2.12,1.02,4.31,2.99,2,0.67,4.92,3.25,2.22,1.1,5.52,4.26,2.93,--,4.94,--,5.22,2.33,4.94,5.33,3.76, 固定资产周转率(次),0.97,--,2,--,1.04,--,2.12,--,1.02,--,2.55,--,1.57,--,3.98,3.64,2.47,--,4.18,--,5.72,3.01,--,--,1.07, 总资产周转率(次),0.2,0.08,0.42,0.31,0.22,0.1,0.44,0.32,0.2,0.08,0.55,0.41,0.28,0.13,0.83,0.63,0.45,--,0.8,--,1.1,0.56,0.96,--,1.07, 存货周转天数(天),96.44,105.39,87.73,96.18,84.99,88.42,83.58,90.23,89.88,133.71,73.13,83.08,81.21,81.48,65.24,63.41,61.34,--,72.94,--,68.95,77.22,72.86,67.53,95.66, 总资产周转天数(天),904.52,1089.59,855.51,876.05,832.18,879.77,812.46,833.85,881.92,1133.5,654.31,665.68,644.47,672.65,431.29,431.72,403.95,--,452.49,--,328.02,322.23,374.84,--,338, 流动资产周转率(次),0.27,0.11,0.57,0.41,0.29,0.14,0.6,0.44,0.27,0.11,0.78,0.58,0.39,0.18,1.28,0.95,0.67,--,1.15,--,1.48,0.73,1.31,1.7,145.52, 流动资产周转天数(天),670.89,807.9,636.27,653.12,620.05,655.5,603.72,615.88,656.46,840.34,461.07,468.51,461.3,495.59,282.24,285.35,269.38,--,314.16,--,243.72,246.98,275.61,211.96,2.47, 经营现金净流量对销售收入比率(%),0.16,0.22,0.13,0.18,0.16,0.37,-0.03,-0.07,-0.13,-0.17,0.19,0.19,0.16,0.16,0.14,0.1,0.15,0.09,0.35,0.36,0.3,0.15,0.27,0.27,0.36, 资产的经营现金流量回报率(%),0.03,0.02,0.06,0.06,0.04,0.04,-0.01,-0.02,-0.03,-0.01,0.08,0.07,0.04,0.02,0.1,0.06,0.07,--,0.29,--,0.3,0.08,0.21,0.27,0.38, 经营现金净流量与净利润的比率(%),3.74,4.22,1.77,2.1,2.39,7.05,-0.44,-0.66,-1.55,-2.53,1.4,1.56,0.93,0.78,0.59,0.4,0.57,0.34,1.4,1.3,0.95,0.42,0.87,0.91,1.27, 经营现金净流量对负债比率(%),0.29,0.16,0.44,0.47,0.28,0.28,-0.09,-0.13,-0.16,-0.11,0.62,0.62,0.31,0.11,0.3,0.16,0.2,--,0.96,--,0.77,0.18,0.51,0.69,0.87, 现金流量比率(%),29.43,15.58,44.44,47,28.49,27.76,-8.78,-13.03,-15.55,-11.07,62.29,61.63,31.47,12.38,33.03,20.47,22.43,--,105.6,--,77,18.37,50.87,73.94,94.46,