报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31, 应收账款周转率(次),3.81,2.49,1.2,3.73,2.76,1.83,0.88,4.41,3.18,2.17,1.12,4.71,4.28,2.46,1.12,5.03,--,--,--,4.77,5.94,5.92,5.1, 应收账款周转天数(天),70.79,72.15,74.75,96.41,97.71,98.33,102.77,81.7,84.81,83.06,80.49,76.43,63.15,73.06,80.43,71.55,--,--,--,75.55,60.64,60.76,70.64, 存货周转率(次),1.62,1.11,0.54,1.69,1.18,0.74,0.37,1.86,1.32,0.91,0.43,2.14,1.5,1.15,0.5,2.69,--,--,--,3.02,3.38,3.07,2.95, 固定资产周转率(次),--,1.53,--,2.44,--,1.08,--,3.28,--,1.72,--,3.96,--,2.51,--,4.92,--,--,--,4.82,--,--,1.08, 总资产周转率(次),0.53,0.34,0.16,0.55,0.39,0.25,0.13,0.68,0.52,0.35,0.16,0.76,0.55,0.38,0.17,0.99,--,--,--,1.03,1.18,--,1.08, 存货周转天数(天),166.51,161.86,166.39,213.27,229.46,242.72,243.05,193.62,204.07,198.04,211.76,168.28,180.11,156.7,179.89,134.05,--,--,--,119.13,106.63,117.21,121.86, 总资产周转天数(天),511.27,530.97,561.45,658.86,696.06,723.47,697.13,533.33,521.34,515.76,573.98,475.31,491.45,478.98,541.84,364.7,--,--,--,349.55,305.55,--,334.85, 流动资产周转率(次),0.75,0.48,0.23,0.77,0.55,0.35,0.18,0.91,0.69,0.47,0.21,1,0.71,0.47,0.21,1.3,--,--,--,1.38,1.5,1.27,112.31, 流动资产周转天数(天),358.8,371.98,391.3,469.3,494.96,516.5,504.77,394.95,390.96,386.27,435.41,361.08,379.64,381.6,438.6,276.99,--,--,--,261.17,239.54,284.45,3.21, 经营现金净流量对销售收入比率(%),0.12,0.11,0.08,0.42,0.57,0.54,0.35,-0.08,-0.05,-0.24,-0.23,0.01,0,-0.04,-0.1,0.05,-0.01,-0.12,-0.05,0.11,0.06,0.13,0.15, 资产的经营现金流量回报率(%),0.06,0.04,0.01,0.23,0.22,0.14,0.05,-0.05,-0.03,-0.08,-0.03,0.01,0,-0.01,-0.01,0.05,--,--,--,0.1,0.06,0.14,0.16, 经营现金净流量与净利润的比率(%),0.69,0.63,0.57,10.07,55.79,--,--,-0.66,-0.36,-1.68,-1.44,0.06,0.01,-0.28,-0.65,0.35,-0.04,-0.74,-0.31,0.62,0.34,0.7,0.88, 经营现金净流量对负债比率(%),0.31,0.19,0.08,1.32,1.16,0.76,0.24,-0.23,-0.12,-0.44,-0.2,0.03,0.01,-0.08,-0.09,0.2,--,--,--,0.45,0.23,0.69,0.45, 现金流量比率(%),31.69,19.8,7.73,134.71,117.52,77.15,24.56,-23.48,-11.97,-44.69,-20,3.23,0.56,-7.85,-9.05,21.15,--,--,--,48.54,24.5,70.84,44.66,