| 报告时间 | 股东名称 | 持股数量(股) | 占总股本比例(%) |
| 2017-12-31 | 徐美琴 | 2,143,890 | 0.17 |
| 2017-09-30 | 徐美琴 | 2,143,890 | 0.17 |
| 2017-06-30 | 徐美琴 | 2,935,390 | 0.23 |
| 2015-03-31 | 徐美琴 | 1,992,310 | 0.23 |
| 2014-12-31 | 徐美琴 | 1,992,310 | 0.23 |
| 2014-09-30 | 徐美琴 | 2,385,036 | 0.28 |
| 2013-12-31 | 徐美琴 | 2,062,310 | 0.33 |
| 2013-09-30 | 徐美琴 | 2,062,310 | 0.33 |
| 2012-12-31 | 徐美琴 | 1,112,710 | 0.18 |
| 2012-09-30 | 徐美琴 | 1,162,710 | 0.18 |
| 2012-06-30 | 徐美琴 | 1,162,710 | 0.18 |
| 2012-03-31 | 徐美琴 | 1,812,710 | 0.29 |
| 2011-12-31 | 徐美琴 | 1,812,710 | 0.29 |
| 2011-09-30 | 徐美琴 | 1,812,710 | 0.29 |
| 2010-12-31 | 徐美琴 | 1,047,400 | 0.28 |
| 2010-09-30 | 徐美琴 | 988,400 | 0.27 |
| 2010-06-30 | 徐美琴 | 988,400 | 0.27 |
| 2010-03-31 | 徐美琴 | 820,000 | 0.22 |
| 2009-12-31 | 徐美琴 | 820,000 | 0.22 |
| 2009-09-30 | 徐美琴 | 820,000 | 0.22 |
| 2009-06-30 | 徐美琴 | 969,750 | 0.26 |
| 2009-03-31 | 徐美琴 | 969,750 | 0.26 |
| 2008-12-31 | 徐美琴 | 969,750 | 0.26 |
| 2008-09-30 | 徐美琴 | 969,750 | 0.26 |
| 2008-06-30 | 徐美琴 | 938,350 | 0.25 |
| 2008-03-31 | 徐美琴 | 556,100 | 0.23 |
| 2007-12-31 | 徐美琴 | 556,100 | 0.23 |
| 2007-09-30 | 徐美琴 | 556,100 | 0.48 |
| 2007-06-30 | 徐美琴 | 519,400 | 0.44 |
| 2006-12-31 | 徐美琴 | 1,276,742 | 1.09 |