报告日期,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2015-12-31, 应收账款周转率(次),3.51,2.27,1.07,4.79,3.3,2.19,--,5.05,3.36,2.16,1.2,5.33,--,--,--,5.37,5.8, 应收账款周转天数(天),76.96,79.13,84.45,75.21,81.91,82.19,--,71.34,80.28,83.28,75.05,67.57,--,--,--,67.05,62.04, 存货周转率(次),5.23,3.54,1.67,9.47,6.12,4.14,2,10.39,6.41,3.7,1.95,9.94,--,--,--,8.76,9.02, 固定资产周转率(次),--,27,--,57.4,--,23.2,--,49.96,--,17.7,--,34.77,--,--,--,23.34,2.49, 总资产周转率(次),1.33,0.87,0.4,2.01,1.38,0.9,0.43,2.38,1.6,0.95,0.55,2.49,--,--,--,2.22,2.49, 存货周转天数(天),51.67,50.91,53.73,38.03,44.15,43.5,45.07,34.63,42.1,48.64,46.06,36.22,--,--,--,41.08,39.89, 总资产周转天数(天),202.89,207.23,224.72,178.91,195.23,199.67,207.8,151.32,169.06,188.54,163.99,144.36,--,--,--,162,144.76, 流动资产周转率(次),1.4,0.91,0.42,2.12,1.46,0.95,0.46,2.54,1.71,1.03,0.6,2.74,--,--,--,2.51,285.02, 流动资产周转天数(天),192.55,196.74,213.88,169.84,185.33,188.64,195.95,141.53,158.24,175.23,150.18,131.28,--,--,--,143.64,1.26, 经营现金净流量对销售收入比率(%),-0.03,-0.03,-0.01,0.02,0.01,-0.01,0.05,0.05,0.03,0.07,0.23,0.02,0.01,0.05,0.14,0.08,0.03, 资产的经营现金流量回报率(%),-0.03,-0.03,-0,0.03,0.01,-0.01,0.02,0.11,0.04,0.06,0.13,0.06,--,--,--,0.15,0.08, 经营现金净流量与净利润的比率(%),-0.87,-1.04,-0.26,0.35,0.28,-0.23,1.33,1.3,0.91,2.18,6.79,0.52,0.13,1.33,3.66,1.46,0.6, 经营现金净流量对负债比率(%),-0.06,-0.05,-0,0.06,0.02,-0.01,0.04,0.17,0.06,0.1,0.17,0.07,--,--,--,0.36,0.17, 现金流量比率(%),-6.17,-4.78,-0.47,5.55,2.31,-1.22,4.06,17.19,6.26,9.63,17.38,7.07,--,--,--,36.14,17.17,