| 类型/截止日期 | 2017-12-31 | 2017-02-10 | 2016-12-31 | 2016-10-10 | 2016-06-30 | 2016-04-11 | 2016-03-02 | 2015-12-31 | 2015-10-22 | 2015-08-25 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 42,280,000 |
| 流通股(股) | 13,761,625 | 14,587,875 | 13,587,875 | 14,854,125 | 11,854,125 | 12,111,125 | 11,961,125 | 10,790,375 | 12,871,250 | 12,871,250 |
| 流通A股(股) | 13,761,625 | 14,587,875 | 13,587,875 | 14,854,125 | 11,854,125 | 12,111,125 | 11,961,125 | 10,790,375 | 12,871,250 | 12,871,250 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 32,518,375 | 31,692,125 | 32,692,125 | 31,425,875 | 34,425,875 | 34,168,875 | 34,318,875 | 35,489,625 | 33,408,750 | 29,408,750 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 46,280,000 | 42,280,000 | |
| 三板B股(股) | - | - | - | - | - | - | - | - | - | |
| 限售股份(股) | 32,518,375 | 31,692,125 | 32,692,125 | 31,425,875 | 34,425,875 | 34,168,875 | 34,318,875 | 35,489,625 | 33,408,750 | 29,408,750 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 2,400,000 | 2,400,000 | 3,400,000 | 3,400,000 | 6,400,000 | 6,400,000 | 6,400,000 | 6,400,000 | 6,400,000 | 2,400,000 |
| 其中：境内法人持股 | 2,400,000 | 2,400,000 | 3,400,000 | 3,400,000 | 6,400,000 | 6,400,000 | 6,400,000 | 6,400,000 | 6,400,000 | - |
| 其他境内自然人持股 | - | - | - | - | - | - | - | - | - | 2,400,000 |
| 高管持股(股) | 30,118,375 | 29,292,125 | 29,292,125 | 28,025,875 | 28,025,875 | 27,768,875 | 27,918,875 | 29,089,625 | 27,008,750 | 27,008,750 |
| 外资持股合计(股) | - | - | - | - | - | - | - | - | - | - |
| 其中：境外法人持股 | - | - | - | - | - | - | - | - | - | - |
| 境外自然人持股 | - | - | - | - | - | - | - | - | - | - |
| 股本变动原因 | 高管股份变动 | 网下配售股份上市 | 高管股份变动 | 网下配售股份上市 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 增发A股上市 | 增发A股上市 |
| 公告日期 | 2018-04-23 | 2017-02-07 | 2017-04-10 | 2016-09-28 | 2016-08-25 | 2016-04-06 | 2016-02-26 | 2016-03-31 | 2015-10-19 | 2015-08-20 |
| 变动日期 | 2017-12-31 | 2017-02-10 | 2016-12-31 | 2016-10-10 | 2016-06-30 | 2016-04-11 | 2016-03-02 | 2015-12-31 | 2015-10-22 | 2015-08-25 |