报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2014-12-31,2013-12-31, 应收账款周转率(次),0.33,2.35,1.68,1.12,0.57,3.73,2.43,1.23,0.72,4.33,3.76,2.45,1.25,5.94,--,--,--,6.62,6.39,6.14, 应收账款周转天数(天),274.56,153.15,160.91,161.2,158.73,96.53,111.32,145.78,125.8,83.17,71.75,73.52,72.27,60.6,--,--,--,54.38,56.3,58.59, 存货周转率(次),0.48,2.37,1.12,0.8,0.37,2.47,1.83,0.93,0.39,2.1,1.58,1.22,0.59,3.1,--,--,--,3.83,2.72,2.25, 固定资产周转率(次),--,51.77,--,20.91,--,37.92,--,11.55,--,12.75,--,5.59,2.53,9.58,--,--,--,--,--,1.11, 总资产周转率(次),0.07,0.48,0.29,0.2,0.09,0.52,0.37,0.17,0.06,0.39,0.27,0.19,0.14,0.74,--,--,--,1.2,--,1.11, 存货周转天数(天),188.13,152,240.81,225.71,245.43,145.85,147.38,192.53,230.47,171.64,170.64,147.03,153.37,116.22,--,--,--,93.98,132.4,159.73, 总资产周转天数(天),1206.43,747.51,937.5,881.92,966.7,698.89,730.12,1043.48,1408.45,926.64,1008.59,949.37,639.2,486.03,--,--,--,301,--,323.42, 流动资产周转率(次),0.1,0.66,0.39,0.28,0.13,0.62,0.43,0.2,0.07,0.41,0.28,0.2,0.15,0.81,--,--,--,1.39,1.67,131.88, 流动资产周转天数(天),872.94,548.28,689.66,645.39,710.34,577.48,624.28,888.89,1337.3,874,954.06,911.85,598.4,443.02,--,--,--,258.44,215.58,2.73, 经营现金净流量对销售收入比率(%),-0.08,0.17,0.2,0.17,0.04,-0.04,-0.14,-0.22,-0.9,0.05,0.14,0.08,-0.16,0.33,0.24,0.13,0.1,0.33,0.44,0.26, 资产的经营现金流量回报率(%),-0.01,0.08,0.06,0.03,0,-0.02,-0.05,-0.03,-0.06,0.01,0.03,0.01,-0.02,0.22,--,--,--,0.28,0.6,0.29, 经营现金净流量与净利润的比率(%),-0.58,1.37,1.57,1.22,0.39,-0.22,-0.67,-0.84,-3.22,0.15,0.42,0.23,-0.54,0.87,0.7,0.38,0.32,0.9,1.38,0.87, 经营现金净流量对负债比率(%),-0.03,0.36,0.26,0.16,0.02,-0.08,-0.18,-0.13,-1.45,0.28,0.84,0.32,-0.3,2.43,--,--,--,1.59,1.94,1.42, 现金流量比率(%),-7.12,63.98,45.69,30.64,3.12,-12.83,-28.5,-19.54,-155.89,29.58,87.39,33.74,-32.68,265.99,--,--,--,177.46,248.49,194.64,