报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2015-12-31,2015-06-30,2014-12-31,2013-12-31,2012-12-31, 应收账款周转率(次),0.46,2.19,1.63,1.07,0.48,2.87,2.31,1.78,1.16,3.9,2.31,1.36,--,2.13,--,2.13,1.12,2.48,2.52,1.6, 应收账款周转天数(天),197.8,164.44,165.63,168.93,185.95,125.48,116.99,101.06,77.87,92.32,116.65,132.16,--,168.76,--,168.89,160.09,145.13,142.95,224.87, 存货周转率(次),0.37,1.74,1.23,0.81,0.37,2.47,1.95,1.43,1.18,4.4,3.55,1.85,--,1.95,--,1.46,0.67,1.74,1.8,1.08, 固定资产周转率(次),--,0.81,--,0.39,--,1.27,--,0.87,--,2.15,--,0.85,--,1.58,--,3.7,--,--,--,0.52, 总资产周转率(次),0.05,0.24,0.18,0.12,0.05,0.33,0.28,0.2,0.14,0.62,0.49,0.35,--,0.5,--,0.5,--,0.69,--,0.52, 存货周转天数(天),242.2,206.93,219.33,223.44,245.9,145.61,138.26,125.74,76.56,81.76,76.16,97.1,--,184.88,--,246.19,267.18,207.27,199.86,334.29, 总资产周转天数(天),1720.84,1480.26,1463.41,1502.5,1701.32,1091.57,953.39,891.53,636.49,583.47,551.81,516.8,--,713.44,--,713.72,--,523.48,--,692.71, 流动资产周转率(次),0.1,0.47,0.36,0.23,0.1,0.55,0.47,0.34,0.21,0.99,0.8,0.67,--,1.04,--,0.87,0.4,0.94,1.07,83.1, 流动资产周转天数(天),916.5,771.21,747.09,778.21,926.88,649.82,580.65,531.13,420.17,364.82,336.99,268.78,--,345.49,--,413.6,454.09,381.92,335.85,4.33, 经营现金净流量对销售收入比率(%),0.06,-0.14,-0.2,-0.19,-0.22,0.01,0.06,0.19,0.06,0.03,0.05,0.01,0.09,0.1,0.07,0.16,0.31,-0.03,0.09,-0.22, 资产的经营现金流量回报率(%),0,-0.03,-0.04,-0.02,-0.01,0,0.02,0.04,0.01,0.01,0.02,0,--,0.04,--,0.07,0.07,-0.02,0.05,-0.12, 经营现金净流量与净利润的比率(%),1.29,--,--,--,--,0.14,0.36,0.81,0.23,0.13,0.19,0.06,0.46,0.48,0.3,0.68,1.37,-0.09,0.31,-1.4, 经营现金净流量对负债比率(%),0.01,-0.06,-0.07,-0.05,-0.02,0.01,0.04,0.08,0.02,0.03,0.05,0.01,--,0.1,--,0.17,0.22,-0.08,0.3,-0.79, 现金流量比率(%),0.86,-8.34,-11.62,-7.65,-3.15,1.1,4.95,8.85,2.1,3.91,7.04,1.56,--,15.4,--,21.77,21.94,-7.73,29.72,-78.52,