报告日期,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2012-12-31,2011-12-31, 应收账款周转率(次),5.3,3.41,2.41,1.31,4.9,3.21,2.23,1.14,5.21,3.64,2.34,1.23,5.61,4.09,2.69,1.34,5.92,5.7,3.64,1.83,9.51,7.07,4.65,2.27,15.22,10.11,7.39,--,16.09,--,15.15,16.1, 应收账款周转天数(天),67.97,79.27,74.77,68.8,73.48,84.17,80.67,79.29,69.08,74.26,76.79,73.31,64.14,66.06,66.94,67.26,60.8,47.38,49.43,49.2,37.86,38.17,38.72,39.72,23.66,26.72,24.37,--,22.38,--,23.76,22.35, 存货周转率(次),2.01,1.51,1.04,0.61,2.07,1.48,1.02,0.54,2.63,1.79,1.25,0.54,3.05,2.24,1.74,0.8,3.61,4.75,2.97,1.38,5.58,3.74,2.48,1.1,4.8,3.56,2.27,--,4.57,--,5.69,5.89, 固定资产周转率(次),7.21,--,3.44,--,5.87,--,2.68,--,7.06,--,4.88,--,8.41,--,3.9,--,5.39,--,2.82,--,5.44,--,2.83,--,5.93,--,2.91,--,--,--,--,1.57, 总资产周转率(次),0.76,0.57,0.38,0.21,0.72,0.49,0.34,0.17,0.79,0.56,0.39,0.18,0.78,0.57,0.39,0.17,0.69,0.72,0.47,0.21,1.03,0.77,0.52,0.24,1.31,0.98,0.64,--,1.32,--,--,1.57, 存货周转天数(天),179.38,179.2,173.71,148.22,173.96,182.74,176.28,167.01,137.04,151.17,143.71,165.26,117.96,120.72,103.56,113.07,99.85,56.81,60.54,65.38,64.54,72.29,72.47,81.5,75.04,75.84,79.29,--,78.79,--,63.26,61.08, 总资产周转天数(天),473,476.02,471.2,436.26,500.9,547.78,527.09,533.49,458.37,479.66,462.72,492.34,462.25,474.18,461.07,521.44,521.44,373.24,385.03,424.73,349.62,352.71,342.99,378.95,274.35,276.27,280.94,--,271.76,--,--,229.02, 流动资产周转率(次),1.09,0.82,0.55,0.3,1.06,0.73,0.5,0.25,1.18,0.84,0.58,0.28,1.2,0.87,0.61,0.27,1.04,1,0.65,0.29,1.49,1.11,0.77,0.35,2.06,1.51,0.99,--,2.17,--,2.49,248.05, 流动资产周转天数(天),330.61,327.43,327.27,298.61,340.33,367.8,362.83,361.01,304.75,320.97,310.61,324.21,299.2,309.85,294.12,335.32,345.79,270.79,276.5,308.32,240.85,242.48,233.55,259.22,174.99,178.35,181.03,--,166.04,--,144.63,1.45, 经营现金净流量对销售收入比率(%),0.07,0.07,0.03,-0.07,0.12,0.08,0.04,-0.09,0.12,0.01,0.01,-0.15,0.03,0.06,-0.01,-0.07,0.11,0.09,0.05,0,0.13,0.07,0.02,-0.13,0.13,0.11,0.15,0.06,0.05,-0.07,0.09,0.09, 资产的经营现金流量回报率(%),0.05,0.04,0.01,-0.01,0.07,0.03,0.01,-0.01,0.08,0.01,0,-0.03,0.02,0.03,-0.01,-0.01,0.06,0.06,0.02,0,0.11,0.05,0.01,-0.03,0.17,0.11,0.1,--,0.07,--,0.14,0.14, 经营现金净流量与净利润的比率(%),1.11,1.1,0.44,-1.08,1.5,0.86,0.41,-0.95,1.48,0.17,0.08,-2.08,0.43,0.75,-0.21,-0.86,1,0.7,0.49,0.04,1.34,0.75,0.22,-1.57,1.83,1.61,2.55,1.44,0.71,-0.94,1.46,1.53, 经营现金净流量对负债比率(%),0.07,0.07,0.02,-0.02,0.11,0.05,0.02,-0.03,0.17,0.01,0.01,-0.07,0.05,0.07,-0.01,-0.03,0.12,0.2,0.07,0,0.33,0.14,0.03,-0.09,0.35,0.21,0.18,--,0.12,--,0.26,0.21, 现金流量比率(%),8.04,7.42,2.07,-2.35,12.09,5.97,2.21,-3.01,17.26,1.5,0.53,-6.81,5.49,7.2,-1.24,-2.94,12.85,23.83,7.48,0.3,38.91,18.76,3.34,-9.67,39.24,23.11,20.46,--,18.52,--,26.15,21.64,