报告日期,2019-12-31,2018-12-31,2017-12-31,2016-12-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31,2010-12-31,2009-12-31,2008-12-31,2007-12-31,2006-12-31,2005-12-31,2004-12-31,2003-12-31,2002-12-31,2001-12-31,2000-12-31,1999-12-31,1998-12-31,1997-12-31,1996-12-31,1995-12-31,1994-12-31,1993-12-31, 应收账款周转率(次),40.68,48.31,42.26,48.28,47.09,40.71,29.72,36.6,38.7,31.22,20.68,18.57,19.8,18.26,15.47,10.92,11.4,12.05,8.78,10.87,9.04,8.95,11.6,14.67,37.65,--,--, 应收账款周转天数(天),8.85,7.45,8.52,7.46,7.65,8.84,12.11,9.84,9.3,11.53,17.41,19.39,18.18,19.72,23.28,32.96,31.57,29.88,41,33.11,39.81,40.21,31.04,24.54,9.56,--,--, 存货周转率(次),390.62,4.65,2.24,3.89,10.44,194.53,133.37,17.53,2.5,1.51,1.23,1.78,5.26,37.39,24.21,7.02,2.29,2.53,2.72,3.39,2.26,1.72,1.69,1.63,2.9,--,--, 固定资产周转率(次),4.2,4.07,3.38,3.74,3.34,2.82,2.58,2.83,2.26,1.74,0.95,0.94,1.26,1.43,1.4,0.72,0.43,0.56,0.6,0.65,0.51,0.65,0.82,0.9,1.73,--,0.55, 总资产周转率(次),0.71,0.68,0.52,0.63,0.88,1.15,1.06,1.32,0.95,0.63,0.39,0.44,0.56,0.53,0.46,0.26,0.18,0.21,0.21,0.28,0.25,0.28,0.33,0.39,0.43,--,0.55, 存货周转天数(天),0.92,77.42,160.52,92.63,34.47,1.85,2.7,20.54,144.17,237.72,293.59,201.79,68.39,9.63,14.87,51.3,156.88,142.07,132.49,106.25,158.98,208.91,213.13,221.23,124.05,--,--, 总资产周转天数(天),510.06,530.66,686.89,570.98,410.35,314.08,340.23,273.27,380.43,574.71,925.45,813.74,647.48,685.58,787.4,1382.49,2036.2,1698.11,1679.1,1292.18,1468.79,1303.88,1078.49,926.88,829.11,--,655.86, 流动资产周转率(次),1.39,1.2,0.84,0.99,1.65,3.62,3.74,5.29,2.3,1.28,0.93,1.37,1.82,1.46,1.31,0.7,0.39,0.46,0.42,0.57,0.66,0.82,0.76,0.84,1.08,1.05,119.19, 流动资产周转天数(天),259.1,300.73,429.59,363.45,218,99.54,96.27,67.99,156.35,282.02,389.15,263.6,197.68,246.83,275.04,516.87,914.63,782.1,866.43,636.94,545.79,437.26,472.01,428.52,332.81,344.2,3.02, 经营现金净流量对销售收入比率(%),-0.05,-0.07,-0.19,-0.06,-0.15,-0,-0.02,0.09,0.11,-0.11,0.48,0.12,0.17,0.05,-0,0.29,0.24,0.31,0.35,0.27,0.46,0.1,--,--,--,--,--, 资产的经营现金流量回报率(%),-0.03,-0.05,-0.1,-0.04,-0.1,-0,-0.02,0.12,0.12,-0.07,0.17,0.05,0.09,0.03,-0,0.07,0.05,0.06,0.08,0.07,0.11,0.03,--,--,--,--,--, 经营现金净流量与净利润的比率(%),--,-0.71,--,-5.53,-12.84,--,-0.92,4.64,2.96,-2.41,--,3.45,5.68,1.68,-0.03,1.64,15.73,4.8,29.3,1.79,2.37,0.37,--,--,--,--,--, 经营现金净流量对负债比率(%),-0.11,-0.18,-0.24,-0.09,-0.34,-0.01,-0.07,0.42,0.36,-0.12,0.3,0.12,0.26,0.12,-0.01,0.19,0.34,0.3,0.4,0.37,0.34,0.1,--,--,--,--,--, 现金流量比率(%),-10.99,-18.81,-25.41,-9.84,-35.98,-0.54,-7.19,42.29,35.54,-11.86,30.45,12.01,25.72,12.45,-0.53,19.18,33.67,29.86,64.21,58.23,65.11,11.85,--,--,--,--,--,