报告日期,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-06-30,2014-12-31,2013-12-31,2012-12-31, 应收账款周转率(次),2.11,1.34,0.58,3,2.17,1.32,0.7,2.59,1.41,1.01,0.43,2.65,2.17,1.61,0.89,3.82,--,--,--,3.71,2.21,3.22,3.46,4.24, 应收账款周转天数(天),127.82,134.2,155.36,119.82,124.71,136.04,129.01,138.87,191.84,178.55,207.61,135.76,124.2,111.73,100.92,94.23,--,--,--,97.05,81.41,111.97,103.95,84.81, 存货周转率(次),1.96,1.23,0.46,2.35,1.64,1.04,0.5,1.93,0.96,0.73,0.33,2.19,1.69,1.36,0.72,2.5,--,--,--,2.22,1.22,2.12,2.51,3.3, 固定资产周转率(次),--,0.94,--,1.81,--,0.81,--,1.42,--,0.56,--,2.13,--,2.66,1.48,5.5,--,--,--,4.86,--,--,--,0.77, 总资产周转率(次),0.31,0.21,0.08,0.43,0.3,0.19,0.09,0.34,0.18,0.13,0.06,0.37,0.29,0.26,0.15,0.58,--,--,--,0.57,--,0.55,--,0.77, 存货周转天数(天),137.95,146.07,194.17,153.14,165.01,172.61,179.18,186.48,280.32,246.47,273.39,164.35,159.91,132.35,125.16,144.1,--,--,--,162.14,147.99,169.52,143.62,109.14, 总资产周转天数(天),864.28,857.96,1088.27,831.02,903.01,939.46,967.74,1066.03,1514.3,1378.25,1581.72,977.46,943.73,702.3,616.02,615.7,--,--,--,629.7,--,651.23,--,469.3, 流动资产周转率(次),0.68,0.53,0.22,1.1,0.75,0.49,0.24,0.68,0.33,0.19,0.08,0.57,0.44,0.43,0.25,0.93,--,--,--,0.83,0.48,0.81,1.02,107.12, 流动资产周转天数(天),396.3,337.2,415.51,326.92,358.38,367.2,378.47,529.57,823.92,929.75,1072.71,627.51,611.41,419.38,364.08,385.23,--,--,--,431.81,372.9,441.93,354.02,3.36, 经营现金净流量对销售收入比率(%),0.01,0.08,-0.03,0.16,0.09,0,-0.06,0.11,-0.06,-0.43,-0.75,-0.05,-0.08,0.06,-0.2,0.25,0.04,0.24,-0.06,0.01,0.06,-0.09,0.32,0.18, 资产的经营现金流量回报率(%),0,0.02,-0,0.07,0.03,0,-0.01,0.03,-0.01,-0.06,-0.04,-0.02,-0.02,0.02,-0.03,0.14,--,--,--,0,0.02,-0.04,0.2,0.14, 经营现金净流量与净利润的比率(%),0.18,1.15,-0.99,2.15,1.24,0.04,-1.42,4.15,-1.07,-4.6,-11.85,-0.44,-0.72,0.4,-1.57,1.51,0.25,1.63,-0.47,0.04,0.35,-0.76,1.58,0.8, 经营现金净流量对负债比率(%),0.01,0.03,-0,0.16,0.06,0,-0.02,0.08,-0.02,-0.21,-0.17,-0.07,-0.08,0.04,-0.08,0.32,--,--,--,0.01,0.05,-0.09,0.55,0.43, 现金流量比率(%),1.24,4.24,-0.59,19.52,7.96,0.17,-2.08,9.49,-3,-22.69,-18.62,-7.18,-8.59,4.5,-8.42,35.32,--,--,--,0.94,5.16,-9.94,72.25,106.88,