报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2014-12-31,2014-06-30,2013-12-31,2012-12-31,2011-12-31, 应收账款周转率(次),10.05,8,3.83,13.36,8.14,6.04,2.48,13.03,9.2,6.63,3.29,14.33,10.31,7.85,3.88,16.56,10.82,8.65,4.68,16.88,11.12,8.34,--,18.15,--,19.68,9.63,18.85,16,12.32, 应收账款周转天数(天),26.85,22.51,23.53,26.95,33.16,29.8,36.28,27.62,29.33,27.15,27.33,25.12,26.18,22.94,23.21,21.74,24.96,20.82,19.25,21.33,24.28,21.59,--,19.84,--,18.29,18.68,19.1,22.5,29.22, 存货周转率(次),1.36,0.97,0.53,2.17,1.31,0.84,0.38,2.01,1.14,0.76,0.41,1.96,1.11,0.8,0.46,1.95,1.06,0.78,0.46,1.82,1.02,0.71,--,2.1,--,2.41,1.01,2.29,1.84,1.38, 固定资产周转率(次),--,3.66,--,9.39,--,3.1,--,16.09,--,6.3,--,19.98,--,8.11,--,16.88,--,6.46,--,13.65,--,5.31,--,12.5,--,17.96,10.47,41.86,30.08,1.07, 总资产周转率(次),0.81,0.59,0.31,1.21,0.77,0.49,0.2,1.16,0.78,0.52,0.27,1.2,0.8,0.55,0.29,1.31,0.83,0.58,0.3,1.43,0.92,0.63,--,1.57,--,1.61,0.69,1.59,1.39,1.07, 存货周转天数(天),199.19,185.43,168.29,165.95,206.74,213.04,236.66,179.03,236.12,237.19,218.34,183.65,243.2,224.86,196.72,184.76,254.81,230.36,197.76,197.86,264.71,252.14,--,171.35,--,149.51,178.82,157.26,195.39,260.89, 总资产周转天数(天),333.91,306.07,294.6,298.31,352.66,370.75,442.04,310,343.99,346.55,336.57,299.05,337.8,328.53,309.28,274.7,323.94,310.13,295.37,251.43,293.99,285.85,--,229.39,--,224.16,261.29,227.03,258.53,335.26, 流动资产周转率(次),1.15,0.86,0.45,1.67,1.08,0.71,0.29,1.59,1.07,0.71,0.36,1.58,1.06,0.74,0.38,1.73,1.09,0.77,0.4,1.94,1.25,0.88,--,2.16,--,2.23,1,2.14,1.7,122.72, 流动资产周转天数(天),235.46,208.21,201.97,216.15,250.28,252.99,307.9,226.29,253.5,252.38,247.59,227.68,253.88,243.24,235.6,208.55,248.76,233.28,223.77,185.75,215.79,205.6,--,166.64,--,161.37,180.65,168.48,211.91,2.93, 经营现金净流量对销售收入比率(%),0.01,0.01,-0.07,0.12,-0.01,-0.08,-0.13,0.11,-0.04,-0.09,-0.16,0.11,-0.06,-0.09,-0.07,0.09,-0.06,-0.06,-0.01,0.1,-0,-0.03,-0.07,0.04,-0.04,0.11,-0,0.14,0.07,0.03, 资产的经营现金流量回报率(%),0.01,0.01,-0.02,0.14,-0,-0.04,-0.03,0.12,-0.03,-0.05,-0.05,0.13,-0.05,-0.05,-0.02,0.1,-0.05,-0.03,-0,0.13,-0,-0.02,--,0.06,--,0.15,-0,0.19,0.08,0.03, 经营现金净流量与净利润的比率(%),0.1,0.11,-0.97,1.63,-0.09,-2.16,-24.85,1.6,-0.92,-2.3,-3.22,1.52,-1.05,-1.41,-0.87,1.39,-1.58,-1.71,-0.3,1.5,-0.07,-0.54,-1.53,0.44,-0.49,1.23,-0.06,2.52,1.68,0.54, 经营现金净流量对负债比率(%),0.01,0.01,-0.04,0.25,-0.01,-0.09,-0.06,0.25,-0.06,-0.13,-0.12,0.27,-0.1,-0.12,-0.05,0.22,-0.1,-0.08,-0.01,0.23,-0.01,-0.04,--,0.1,--,0.26,-0.01,0.3,0.14,0.06, 现金流量比率(%),1.31,1.14,-4.7,25.39,-0.73,-8.92,-6.17,25.94,-6.71,-14.65,-14.51,31.79,-12.7,-15.62,-6.07,25.28,-11.73,-9.27,-1,26.47,-0.72,-4.31,--,11.96,--,31.64,-0.63,34.42,14.68,6.29,