报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2015-12-31,2015-06-30,2014-12-31,2013-12-31,2012-12-31, 应收账款周转率(次),4.45,3,1.18,7.38,3.99,2.47,0.84,8.44,4.84,3.24,1.25,8.14,4.86,2.87,1.01,7.65,4.76,2.79,--,7.14,--,--,8.54,3.29,6.05,7.81,13.46, 应收账款周转天数(天),60.72,60.09,76.33,48.77,67.59,72.85,107.69,42.64,55.77,55.62,71.91,44.23,55.52,62.61,89.29,47.06,56.69,64.55,--,50.41,--,--,42.17,54.64,59.47,46.11,26.74, 存货周转率(次),0.85,0.59,0.24,1.32,0.73,0.45,0.16,1.45,0.93,0.58,0.2,1.38,0.82,0.54,0.18,1.43,0.85,0.56,--,1.45,--,--,1.49,0.51,1.34,1.51,1.43, 固定资产周转率(次),--,2.7,--,5.79,--,1.93,--,5.78,--,2.33,--,4.75,--,1.78,--,3.53,--,--,--,3.79,--,--,6.13,--,--,--,0.63, 总资产周转率(次),0.28,0.18,0.07,0.44,0.26,0.16,0.05,0.51,0.32,0.21,0.07,0.47,0.29,0.18,0.06,0.47,0.29,0.19,--,0.48,--,--,0.51,--,0.51,--,0.63, 存货周转天数(天),317.05,305.71,382,272.48,369.41,397.7,566.39,247.61,289.92,311.1,441.18,261.15,329.87,334.39,497.24,252.49,319.07,324.09,--,248.34,--,--,241.48,355.94,269.08,238.17,252.24, 总资产周转天数(天),981.82,983.61,1267.61,815.4,1032.11,1103.62,1682.24,710.9,832.82,872.52,1208.05,764.98,935.23,977.2,1482.7,763.2,941.42,939.46,--,757.89,--,--,705.19,--,711.6,--,571.97, 流动资产周转率(次),0.41,0.27,0.11,0.62,0.34,0.21,0.07,0.66,0.42,0.27,0.1,0.62,0.38,0.24,0.08,0.65,0.4,0.27,--,0.68,--,--,0.71,0.26,0.66,0.89,82.03, 流动资产周转天数(天),664.53,664.7,849.06,582.81,784.88,837.6,1271.19,543.07,648.1,678.73,930.71,583,711.28,740.74,1118.01,557.45,682.68,661.28,--,532.39,--,--,508.91,704.5,548.7,404.63,4.39, 经营现金净流量对销售收入比率(%),0.03,0.01,-0.35,0.16,0.05,-0.04,-0.47,0.13,-0,0.01,-0.26,0.12,0.01,-0.06,-0.46,0.07,-0.08,-0.16,-0.66,0.1,-0.15,-0.18,0.08,-0.14,0.27,0.16,0.01, 资产的经营现金流量回报率(%),0.01,0,-0.02,0.07,0.01,-0.01,-0.03,0.06,-0,0,-0.02,0.05,0,-0.01,-0.03,0.03,-0.02,-0.03,--,0.05,--,--,0.04,-0.03,0.13,0.1,0.01, 经营现金净流量与净利润的比率(%),0.28,0.05,-10.34,1.23,0.4,-0.44,--,1.07,-0.02,0.15,-4.02,1.02,0.08,-1.52,--,0.65,-1.52,-10.27,--,0.76,-2.16,-3.67,0.51,-2.01,1.97,0.93,0.11, 经营现金净流量对负债比率(%),0.02,0,-0.06,0.18,0.03,-0.02,-0.06,0.14,-0,0.01,-0.05,0.14,0,-0.03,-0.07,0.08,-0.05,-0.07,--,0.11,--,--,0.08,-0.05,0.25,0.18,0.01, 现金流量比率(%),2.91,0.33,-9.06,25.04,4.42,-2.54,-9.66,21.46,-0.24,0.94,-7.2,20.44,0.55,-3.74,-9.83,11.19,-6.94,-9.42,--,15.01,--,--,11.68,-7.34,35.62,24.54,1.43,