报告日期,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2014-12-31,2014-09-30,2013-12-31,2012-12-31,2011-12-31, 应收账款周转率(次),3.86,2.49,1.27,6.18,4.68,3.55,2.03,6.28,5.09,3.07,1.5,5.94,4.38,2.75,1.24,4.33,3.53,2.41,--,4.2,--,4.96,3.8,4.59,4.33,4.13, 应收账款周转天数(天),69.92,72.22,70.84,58.3,57.71,50.77,44.35,57.37,53.06,58.55,60.16,60.64,61.65,65.47,72.87,83.24,76.5,74.8,--,85.79,--,72.54,71.14,78.49,83.16,87.26, 存货周转率(次),1.75,1.06,0.45,2.45,1.74,1.14,0.59,2.33,1.69,1.07,0.53,2.74,2.04,1.32,0.45,1.86,1.11,0.68,--,1.31,--,1.37,0.9,1.22,1.16,1.16, 固定资产周转率(次),--,0.95,--,2.14,--,0.99,--,1.92,--,0.9,--,1.9,--,0.9,--,1.31,0.86,0.53,--,1.27,--,1.91,1.38,1.82,1.59,0.62, 总资产周转率(次),0.27,0.16,0.07,0.4,0.3,0.2,0.1,0.42,0.31,0.21,0.1,0.55,0.41,0.27,0.1,0.56,0.37,0.24,--,0.49,--,0.6,0.45,0.61,0.63,0.62, 存货周转天数(天),154.54,169.83,198.9,147.04,155.01,158.05,151.92,154.34,159.3,168.02,169.36,131.45,132.31,136.13,198.15,193.28,243.35,264.43,--,274.24,--,262.7,299.17,293.97,311.15,310.51, 总资产周转天数(天),996.31,1097.56,1289.4,900.68,914.94,905.89,882.35,866.22,864.55,852.68,882.35,652.17,666.67,656.93,868.73,645.51,725.81,751.88,--,735.14,--,601.81,601.74,594.45,567.91,584.04, 流动资产周转率(次),0.45,0.27,0.11,0.64,0.48,0.32,0.16,0.63,0.47,0.32,0.15,0.9,0.66,0.46,0.18,1.3,0.92,0.63,--,1.15,--,1.22,0.9,1.15,1.27,129.05, 流动资产周转天数(天),602.41,667.9,787.4,559.7,566.75,568.9,560.4,573.16,571.79,561.1,606.88,401.11,409.84,390.03,512.53,276.09,292.21,287.49,--,313.04,--,294.74,300.27,313.13,283.02,2.79, 经营现金净流量对销售收入比率(%),0.35,0.44,0.62,0.35,0.34,0.36,0.29,0.35,0.33,0.26,0.18,0.38,0.42,0.37,0.39,0.34,0.38,0.29,0.4,0.37,0.34,0.39,0.36,0.32,0.36,0.26, 资产的经营现金流量回报率(%),0.09,0.07,0.04,0.13,0.1,0.07,0.03,0.14,0.1,0.05,0.02,0.15,0.13,0.08,0.03,0.17,0.14,0.07,--,0.17,--,0.21,0.15,0.16,0.21,0.16, 经营现金净流量与净利润的比率(%),0.8,0.96,1.38,0.87,0.91,0.97,0.81,1.01,0.92,0.74,0.5,0.99,1.09,0.99,1.13,0.96,1.15,0.84,1.28,0.95,0.92,0.97,0.88,0.79,0.95,0.62, 经营现金净流量对负债比率(%),1.15,0.75,0.5,1.23,1.18,0.79,0.34,1.24,1.09,0.49,0.17,1.3,2.07,1.26,0.71,1.89,1.65,1.01,--,2.1,--,3.09,2.82,2.36,3.16,1.9, 现金流量比率(%),137.77,88.36,60.11,143.32,142.54,95.67,40.13,140.06,117.88,52.11,17.83,137.19,235.55,145.73,89.58,231.35,211.23,133,--,257.65,--,350.19,282.33,235.63,316.45,189.67,