报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2012-12-31,2011-12-31, 应收账款周转率(次),3.95,2.62,1.36,4.85,3.3,2.19,1.04,4.33,3.04,2.19,0.99,5.1,3.67,2.46,1.24,5.33,3.87,2.65,1.3,5.68,4.53,2.94,1.46,5.89,4.5,2.95,1.37,6.16,4.59,3.48,--,6.01,--,4.8,4.34, 应收账款周转天数(天),68.35,68.63,65.98,74.27,81.73,82.24,86.26,83.07,88.93,82.36,90.81,70.61,73.59,73.29,72.82,67.59,69.7,67.99,69.32,63.35,59.6,61.24,61.52,61.13,60.01,60.96,65.8,58.48,58.85,51.65,--,59.92,--,75.04,82.94, 存货周转率(次),3.1,2.17,0.94,4.4,3.17,2.09,0.87,4.91,3.73,2.58,1.1,5.99,4.47,3.3,1.68,5.73,4.58,3.31,1.63,5.4,4.4,3.07,1.53,5.48,4.79,3.14,1.44,5.75,4.41,3.04,--,5.71,--,5.28,4.91, 固定资产周转率(次),--,3.04,--,5.72,--,2.54,--,5.72,--,2.73,--,7.84,--,4.77,--,8.09,--,4.03,--,6.77,--,3.65,--,6.1,--,3.14,--,5.34,3.98,2.67,--,5.37,--,5.31,1.03, 总资产周转率(次),0.31,0.21,0.1,0.4,0.29,0.18,0.08,0.43,0.3,0.2,0.1,0.57,0.45,0.33,0.17,0.7,0.52,0.49,0.24,0.78,0.58,0.4,0.19,0.85,0.69,0.49,0.23,1.15,0.9,0.62,--,1.15,--,1.06,1.03, 存货周转天数(天),87.06,82.96,95.34,81.73,85.2,85.94,102.9,73.28,72.35,69.72,81.64,60.11,60.46,54.61,53.61,62.83,58.97,54.34,55.32,66.72,61.41,58.63,58.68,65.74,56.35,57.32,62.38,62.58,61.22,59.27,--,63.01,--,68.23,73.32, 总资产周转天数(天),859.6,843.49,926.88,895.3,932,976.67,1145.04,843.88,898.2,891.09,911.85,632.24,600.4,550.12,536.99,515.76,522.04,367.05,368.25,460.36,464.8,447.09,466.81,422.78,390.17,370.6,389.61,312.72,300.3,291.45,--,314.14,--,338.73,350.57, 流动资产周转率(次),0.37,0.25,0.11,0.45,0.33,0.2,0.09,0.48,0.34,0.23,0.11,0.65,0.52,0.38,0.19,0.83,0.62,0.63,0.31,0.97,0.69,0.48,0.23,1.05,0.85,0.6,0.28,1.56,1.25,0.86,--,1.67,--,1.58,149.36, 流动资产周转天数(天),737.7,724.35,801.42,792.6,824.93,886.26,1041.67,757.1,805.49,799.29,807.17,556.24,522.85,479.36,469.97,434,437.39,286.72,288.74,373.02,393.82,376.96,396.3,344.5,316.27,300.15,316.34,230.09,216.82,208.45,--,216.19,--,227.88,2.41, 经营现金净流量对销售收入比率(%),0.1,-0.06,-0.16,0.2,0.14,0.17,0.01,0.35,0.45,0.38,0.19,0.19,0.13,0.07,-0.14,0.09,0.02,0.07,-0.04,0.09,0.1,0.01,-0.02,0.03,-0.03,-0.08,-0.21,0.09,0.12,0.11,-0.35,0.15,0.07,0.18,0.14, 资产的经营现金流量回报率(%),0.03,-0.01,-0.02,0.08,0.04,0.03,0,0.15,0.14,0.08,0.02,0.11,0.06,0.02,-0.02,0.05,0.01,0.03,-0.01,0.07,0.06,0.01,-0,0.02,-0.02,-0.03,-0.04,0.09,0.1,0.07,--,0.15,--,0.18,0.14, 经营现金净流量与净利润的比率(%),0.54,-0.3,-0.8,0.99,0.66,0.79,0.07,1.85,2.12,1.89,0.96,1.13,0.62,0.34,-0.67,0.45,0.1,0.35,-0.22,0.5,0.56,0.08,-0.12,0.2,-0.19,-0.48,-1.3,0.54,0.76,0.75,-2.08,0.84,0.39,1.05,0.81, 经营现金净流量对负债比率(%),0.24,-0.09,-0.13,0.5,0.32,0.24,0.01,1.04,1.05,0.66,0.15,0.78,0.39,0.14,-0.15,0.26,0.05,0.12,-0.04,0.23,0.22,0.02,-0.02,0.08,-0.08,-0.13,-0.17,0.24,0.26,0.17,--,0.37,--,0.5,0.41, 现金流量比率(%),26.62,-9.99,-13.8,52.42,32.37,24.82,0.91,105.46,105.01,65.74,15.34,77.58,38.54,14.45,-15.39,26.1,5.31,12.45,-4.02,24.56,24.17,2.49,-1.91,8.74,-8.03,-12.78,-17.25,23.85,26.24,17.18,--,37.24,--,55.39,41.47,