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),3.29,2.14,1.04,3.7,2.46,1.84,0.84,3.5,2.55,1.67,0.82,3.51,2.61,1.68,0.93,3.87,--,--,--,4.66,5.14,6.02,7.51, 应收账款周转天数(天),82.1,84.27,86.76,97.21,109.83,97.74,106.71,102.83,105.86,107.48,109.62,102.48,103.45,106.96,97.16,92.94,--,--,--,77.28,70.03,59.81,47.96, 存货周转率(次),0.64,0.45,0.2,0.78,0.57,0.43,0.19,0.81,0.65,0.43,0.2,0.82,0.66,0.44,0.23,0.75,--,--,--,0.77,0.94,0.98,0.94, 固定资产周转率(次),--,1.4,--,3,--,2.66,--,4.86,--,2.27,--,4.2,--,2.15,--,4.14,--,--,--,--,--,--,0.6, 总资产周转率(次),0.37,0.26,0.11,0.42,0.3,0.21,0.09,0.42,0.32,0.21,0.1,0.45,0.35,0.23,0.14,0.53,--,--,--,0.56,--,--,0.6, 存货周转天数(天),422.73,398.14,448.43,461.07,470.63,414.46,474.18,445.38,413.41,414.36,446.87,441.72,406.99,408.91,385.93,478.15,--,--,--,467.78,385.03,368.17,384.45, 总资产周转天数(天),738.92,700.39,785.34,849.06,890.5,852.27,949.37,852.27,837.21,856.73,928.79,792.78,767.48,771.87,647.02,685.19,--,--,--,647.37,--,--,602.91, 流动资产周转率(次),0.5,0.36,0.16,0.58,0.42,0.29,0.13,0.53,0.4,0.26,0.12,0.54,0.42,0.28,0.17,0.65,--,--,--,0.69,0.77,0.82,76.81, 流动资产周转天数(天),538.81,506.76,567.11,624.78,648.73,614.96,702.03,681.69,672.31,681.82,779.9,663.96,639.2,645.62,525.7,554.61,--,--,--,523.18,465.96,440.26,4.69, 经营现金净流量对销售收入比率(%),-0.07,-0.15,-0.36,0.09,-0.14,0.06,0.17,0.17,0.07,-0.02,-0.03,0.03,-0.01,-0.05,-0.12,0.16,0.11,0.03,-0.07,0.01,0.21,0.08,0.26, 资产的经营现金流量回报率(%),-0.02,-0.04,-0.04,0.03,-0.04,0.01,0.02,0.07,0.02,-0,-0,0.01,-0,-0.01,-0.02,0.08,--,--,--,0.01,0.12,0.05,0.16, 经营现金净流量与净利润的比率(%),-0.68,-1.5,-3.9,1.03,-1.4,0.64,1.71,1.45,0.8,-0.24,-0.29,0.23,-0.06,-0.46,-0.8,1.49,1.04,0.29,-0.71,0.11,2.23,0.78,3.4, 经营现金净流量对负债比率(%),-0.04,-0.08,-0.08,0.06,-0.08,0.02,0.03,0.13,0.04,-0.01,-0.01,0.03,-0,-0.02,-0.03,0.13,--,--,--,0.01,0.17,0.07,0.2, 现金流量比率(%),-4.46,-7.76,-8.38,6.61,-8.03,2.46,3.2,13.83,4.66,-0.99,-0.68,2.66,-0.48,-2.27,-2.92,13.74,--,--,--,0.93,17.18,7.08,20.49,